000 00340nam a2200133Ia 4500
008 221030s9999 xx 000 0 und d
041 _aEnglish
100 _aS. Rattan
245 2 _aA Textbook of Engineering Chemistry
_cby S. Rattan
260 _bS. K. Kataria
_aNew Delhi
_c2012
300 _a1208
650 _aBB Chemistry
942 _cBK
999 _c18804
_d18804