Commentary by Robert Geroch

• Relativity: The Special and the General Theory: The Masterpiece Science Edition by Albert Einstein,Introduction by Roger Penrose,Commentary by Robert Geroch,Historical Essay by David C. Cassidy Pi Press Hardcover 5 April 2005 from£18.88 | RRP: £13.99
• General Relativity from A to B by Robert Geroch University of Chicago Press Hardcover 1 November 1978 from£16.45 | RRP: £13.95
• Income Support: Supplement 1999 by Commentary by Penny and Mesher Wood Sweet & Maxwell Paperback 16 December 1999 from£24.30 | RRP: £18
• General Relativity from A to B by Geroch Chicago University Press Paperback 1 March 1981 from£11.50 | RRP: £11.5
• Mathematical Physics (Lectures in Physics) by Geroch Chicago University Press Paperback 1 November 1985 from£32.99 | RRP: £22.5
• Perspectives in Computation (Chicago Lectures in Physics) by R Geroch Chicago University Press Paperback 18 September 2009 from£24.99 | RRP: £17.5
• The Complete Crumb: Happy Hippy Comix: 5 by Robert Crumb,Gary Groth,Robert Fiore,Robert Boyd Fantagraphics Paperback 1 June 1990 from£15.39 | RRP: £13.99
• Clinical Manual for Management of Bipolar Disorder in Child and Adolescents by Robert A. Kowatch,Mary A. Fristad,Robert L. Findling,Robert M. Post American Psychiatric Publishing Inc Paperback 30 March 2009 from£35.83 | RRP: £43
• Biology: The Science of Life by Robert A. Wallace,Gerald P. Sanders,Robert J. Ferl Benjamin Cummings Hardcover 7 January 1997 from£63.43 | RRP: £46.99
• Spycraft: The Secret History of the CIA's Spytechs from Communism to Al-Qaeda by Robert B. Wallace,H.Keith Melton,Henry Robert Schlesinger Tantor Media, Inc Audio CD 12 June 2008 from£59.11 | RRP: £25.49
• A Fairy Fantasy: Music and Verse of Fairyland by Robert Louis Stevenson,William Shakespeare,Robert Herrick,Lewis Carroll Classical Communications Ltd Audio CD 6 February 2005 from£13.48 | RRP: £9.95
• Reese and Betts' A Practical Approach to Infectious Diseases by Robert F. Betts,Stanley W. Chapman,Robert L. Penn Lippincott Williams and Wilkins Paperback 1 November 2002 from£34.93 | RRP: £79
• What Your Patients Need to Know About Psychiatric Medications: A Resource Book of Medication Information by Robert E. Hales,Stuart C. Yudofsky,Robert H. Chew American Psychiatric Press Inc. Spiral-bound 1 May 2005 from£53.93 | RRP: £52
• Physical Chemistry by Robert J. Silbey,Robert A. Alberty,Moungi G. Bawendi John Wiley & Sons Hardcover 3 September 2004 from£53.93 | RRP: £37.95
• Spycraft by Robert Wallace,H.Keith Melton,Henry Robert Schlesinger Bantam Books (Transworld Publishers a division of the Random House Group) Paperback 10 June 2010 from£14.15 | RRP: £9.99
• Human Anatomy and Physiology by Robert Carola,John P. Harley,Charles Robert Noback McGraw-Hill Inc.,US Hardcover 1 December 1989 from£48.53 | RRP: £51
• Complicated Grieving and Bereavement: Understanding and Treating People Experiencing Loss (Death, Value, and Meaning) (Death, Value, and Meaning Series) by Gerry R Cox,Robert Bendiksen,Robert G Stevenson Baywood Publishing Company Inc Hardcover 15 June 2000 from£125.42 | RRP: £62.95
• Making Democracy Work: Civic Traditions in Modern Italy by Robert D. Putnam,Robert Leonardi,Raffaella Y. Nanetti Princeton University Press Paperback 27 May 1994 from£23.63 | RRP: £20.95
• Hidden Universe by Lars Lindberg Christensen,Robert Fosbury,Robert L. Hurt Wiley VCH Hardcover 26 November 2008 from£36.38 | RRP: £16.99
• Sports Medicine (Just the Facts) by Francis G. O'Connor,Robert Sallis,Robert Wilder,Pierre Patrick St. McGraw-Hill Inc.,US Paperback 12 September 2004 from£48.58 | RRP: £35.99
• Robert Mangold by Robert Storr,Richard Shiff,Robert Mangold,Arthur C. Danto,Nancy Princethal Phaidon Press Ltd Hardcover 1 October 2000 from£40.50 | RRP: £45
• Sports Medicine: McGraw-Hill Examination and Board Review (McGraw-Hill Specialty Board Review) by Francis G. O'Connor,Robert Sallis,Robert Wilder,Patrick St. Pierre McGraw-Hill Medical Paperback 1 December 2004 from£47.23 | RRP: £34.99
• Study Guide to Forensic Psychiatry: A Companion to the American Psychiatric Publishing Textbook of Forensic Psychiatry by Dr Robert I Simon,Robert E Hales American Psychiatric Publishing, Inc. Paperback 14 September 2010 from£71.55 | RRP: £36
• Robert Motherwell: Open by Robert Saltonstall Mattison,John Yau,Robert Hobbs 21 Publishing Ltd Hardcover 1 October 2009 from£37.69 | RRP: £45
• Q's Guide to the Continuum (Star Trek) by Michael Jan Friedman,Robert Greenberger,Robert Greenburger Star Trek Paperback 1 September 1998 from£13.03 | RRP: £6.5