000 00496nam a2200229Ia 4500
008 240107s9999 xx 000 0 und d
020 _a81224-1488-5
082 _a660.1 DE
082 _bDE
100 _aDE ANIL KUMAR
245 0 _aENVIRONMENTAL CHEMISTRY
245 0 _aENVIRONMENTAL CHEMISTRY
250 _n5th
260 _aNEW DELHI
260 _bNEW AGE INT
260 _c2004
300 _a406
365 _b185
650 _aMATHEMATICS
650 _bENVCHE
942 _cREF
999 _c9672
_d9672