000 00324nam a2200145Ia 4500
008 230913s9999 xx 000 0 und d
082 _a660.2 dar
100 _aDara, S S
245 0 _aAtb Of Engineering Chemistry
260 _aNEW DELHI
260 _bS.CHAND
260 _c2003
300 _a762
650 _aChemistry
999 _c117901
_d117901