000 00329nam a2200133Ia 4500
005 20260205102632.0
008 260111s9999||||xx |||||||||||||| ||und||
082 _a540 C27L
245 0 _aLearning objectives: Chemistry
260 _aNew Delhi
_bC.B.S.E.
_c1985
300 _a21p.
690 _aScience ;Chemistry
942 _cBK
999 _c249358
_d249358