000 00423nam a2200181Ia 4500
008 210210b1947 xxu||||| |||| 00| 0 eng d
041 _aeng
082 _a370/75
100 _aSCIENCE MASTERS ASSOCIATION
245 _aTeaching of general science
260 _aLondon
_bJohn Murray
_c1947
650 _aTeaching
650 _ascience
650 _aof
650 _ageneral
690 _aEducation
906 _a005015
999 _c128698
_d128698