000 00296nam a2200109Ia 4500
100 _aWaddington, D J ed.
245 _aTeaching school chemistry /
_cedited by D J Washington
260 _bSterling publishers pvt ltd,
_aNew Delhi :
_c1984.
300 _a392p. :
650 _aChemistry
942 _cGEN
999 _c26002
_d26002