000 00461nam a2200181Ia 4500
008 210723s9999||||xx |||||||||||||| ||und||
020 _a978-93-5094-472-1
035 _a45107
082 _a910.0923
_BSHA / GUP
100 _aSharma, Punam / Gupta, Rashmi
245 0 _aUgc Net / Set Environmental Sciences
250 _a-
260 _aN. Delhi
_bArihant Publications
300 _a576
500 _a413
650 _aEnvironmental Science
942 _cBK
999 _c47487
_d47487