00290nam a2200109Ia 4500082001900000100003500019245003400054260004300088300001500131500000500146700002900151  a510.9bM978.NM  aMurphy, P. J. and Kempf, A. F.  aNew mathematics made simpleb  aLondonbGeorge Allen & Unwin Ltdc1970  axii, 338p.  a  aKempf, A. F. ; jt. auth.