00937cam a2200277 i 4500 865464 BD-DhUL 20140820135440.0 791217s1980 vaua b 000 0 eng 79027145 0873531620 DLC DLC DLC BD-DhUL QA1 .N3 1980 QA63 510 153.4/3 KRP Problem solving in school mathematics / Stephen Krulik, Robert E. Reys. Reston, Va. : National Council of Teachers of Mathematics, c1980. xiv, 241 p. : ill. ; 24 cm. Yearbook - National Council of Teachers of Mathematics ; 1980 Bibliography: p. 228-241. Problem solving. Krulik, Stephen. Reys, Robert E. Yearbook (National Council of Teachers of Mathematics) ; 1980. 7 cbc orignew 1 ocip 19 y-gencatlg ddc BK 4353 4353 0 0 ddc 0 510_000000000000000_KRP 0 NFIC 7762 DUSL DUSL GEN 2014-08-20 Gift 510 KRP A236033 2014-08-20 2 2014-08-20 BK 0 0 ddc 0 510_000000000000000_KRP 0 NFIC 7763 DUSL DUSL GEN 2014-08-20 Gift 510 KRP A223151 2014-08-20 1 2014-08-20 BK