00829cam a2200241 i 4500001000700000003000800007005001700015008004100032010001700073020001500090040002700105050002400132082002200156245007700178260007200255300003400327490006600361504003000427650002100457700002100478700002000499830006800519865464BD-DhUL20140820135440.0791217s1980    vaua     b    000 0 eng    a   79027145   a0873531620  aDLCcDLCdDLCdBD-DhUL00aQA1b.N3 1980aQA6300a510a153.4/3bKRP00aProblem solving in school mathematics /cStephen Krulik, Robert E. Reys.  aReston, Va. :bNational Council of Teachers of Mathematics,cc1980.  axiv, 241 p. :bill. ;c24 cm.1 aYearbook - National Council of Teachers of Mathematics ; 1980  aBibliography: p. 228-241. 0aProblem solving.1 aKrulik, Stephen.1 aReys, Robert E. 0aYearbook (National Council of Teachers of Mathematics) ;v1980.