000 00326nam a2200145Ia 4500
008 230913s9999 xx 000 0 und d
082 _a577.14 KUM
100 _aDe, Anil Kumar
245 0 _aEnvironmental Chemistry
260 _aNEW DELHI
260 _b NEW AGE
260 _c1999
300 _a364
650 _aChemistry
999 _c117680
_d117680