000 nam a22 7a 4500
999 _c429
_d429
003 OSt
005 20180525174413.0
008 180525b xxu||||| |||| 00| 0 eng d
020 _a8170194792
082 _a570
_bRAI
100 _aRai, Prabhat Kumar
245 _aEcology and environmental science /
_cby Prabhat Kumar Rai.
260 _aNew Delhi :
_bToday & Tomorrow's Printers and Publishers ;
_c2015.
300 _a534 p.,
_c22 cm.
942 _2ddc
_cBK