Budden

The Propagation of Radio Waves: The Theory of Radio Waves of Low Power in the Ionosphere and Magnetosphere by K. G. Budden Cambridge University Press Paperback 4 August 1988 from£N/A | RRP: ~~£60~~
English in Mind 4 Teacher's Resource Pack by Sarah Ackroyd,Joanna Budden Cambridge University Press Spiral-bound 26 April 2007 from£24.59 | RRP: ~~£28.1~~
Advanced Mathematics: Bk. 2: A Unified Course by Leonard Keith Turner,D. Knighton,F Budden Longman Paperback 12 May 1986 from£21.58 | RRP: ~~£15.99~~