First Step To Mathematical Olympiad Problems, A: 1 (Mathematical Olympiad Series)
by Holton, Derek Allan Derek Allan Holton,
ISBN 13: 9789814273879
Format: paperback Publisher: WSPC
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Mathematical Vistas: From a Room with Many Windows (Undergraduate Texts in Mathematics)
by Peter Hilton,Derek Holton,Jean Pedersen
ISBN 13: 9780387950648
Format: Illustrated (356 pages) Publisher: Springer Published: 01 Feb 2002