000 00310nam a2200121Ia 4500
100 _aJohnson,Donavan A. and Rising
942 _cBK
245 _aGuidelines for teaching mathematics
260 _aBelmont
_bWadsworth publishing co.
_c1967
082 _a375.5
_bJoh/Ris
300 _aviii,446
546 _aEnglish
999 _c334406
_d334406
041 _aeng