Francis, Bob. Pure mathematics / Bob Francis ; contributory authors: Howard Hampson, Sue de Pomerai, Claire Rowland. - London : CollinsEducational, 1995. - x, 689p : ill. ; 25 cm. - Discovering advanced mathematics . ISBN: 0003223701 £14.95 (non-net) 9780003223705 Nat. Bib. No.: GB95U4477 bnb