000 00339nam a2200145Ia 4500
008 230515s9999||||xx |||||||||||||| ||und||
040 _aMAIN
041 _aEnglish
082 _a540
_bSIN N6
100 _aSidhu, P.S.
245 0 _aModern chemistry
_cP.S. Sidhu
260 _aNew Delhi
_bSultan Chand
_c1996
300 _a462
942 _cBK
999 _c19339
_d19339