00000cam a22000004a 4500 UP-99796217608436011 Buklod 20080707173216.0 a r |||| u| ta 080707s2000 xx a rb |001 0|eng d 0297645714 (iLib)UPD-00038755602 DEDUC eng QA 141 D48 2000 Devlin, Keith J. The maths gene why everyone has it, but most people don't use it Keith Devlin. London Weidenfeld & Nicolson c2000. ix, 305 p. ill. Number concept. Mathematical ability. Mathematics Psychological aspects. FO Monograph UPD DEDUC QA 141 D48 2000 Book