000 00387nam a22001577a 4500
020 _a9788188826148
040 _bEnglish
082 _a631.583 PUR- T
100 _aPurohit, S.S.
245 _aEnvironmental science
_bA New Approach
260 _aJodhpur
_bStudent edition
_c2017
300 _a468 pg.
700 _aShammi, Q.J.
700 _aAgrawal, A.K.
942 _2ddc
_cTS
999 _c1224749
_d1224749