00877nam--2200325---450-99000332096020331620090928122207.0000332096USA01000332096(ALEPH)000332096USA0100033209620090928d1981----km-y0itay50------baengUSa---||||001yyMathematician's delightW.W. SawyerHarmondsworthPenguin books1981238 p.ill.18 cmPelician booksGiochi matematici793.74SAWYER,W.W.605996ITsalbcISBD990003320960203316793.74 SAW9696/CBS793.7400328498BKSCIRSIAV79020090928USA011222Mathematician's delight1121355UNISA