000 00336nam a2200157Ia 4500
008 190201s9999 xx 000 0 und d
020 _a9.78007E+12
082 _aAL-
082 _b28 A
100 _aGhosal Salik K
245 0 _aIntroduction to Chemical
260 _aNew Delhi
260 _bTMH
260 _c1993
300 _a565
999 _c18255
_d18255