000 00351nam a2200133Ia 4500
005 20260205042103.0
008 260111s9999||||xx |||||||||||||| ||und||
100 _aWASHTON NATHAN S
245 0 _aSCIENCE TEACHING IN THE SECONDRY SCHOOL
260 _aNEW YORK
_bHAPPER AND BROTHERS
_c1961
300 _a328
690 _aSCIENCE-EDUCATION
942 _cBK
999 _c26441
_d26441