000 nam a22 7a 4500
999 _c252
_d252
003 OSt
005 20180522174340.0
008 180522b xxu||||| |||| 00| 0 eng d
020 _a8177542109
082 _a333
_bPUR
100 _aPurohit, S. S
245 _aEnvironmental sciences : a new approach /
_cby S S Purohit, Q J Shammi and A K Agrawal.
260 _aJodhpur :
_bAgribios ;
_c2012.
300 _a397 p.,
_c24 cm.
942 _2ddc
_cBK