000 nam a22 7a 4500
999 _c838
_d838
003 OSt
005 20180702173249.0
008 180702b xxu||||| |||| 00| 0 eng d
020 _a8185680205
082 _a338.1
_bVYA
100 _aSomani, L. L.
110 _aVyas, P. R.
245 _aEcological crisis and environmental protection /
_cby P.R. Vyas & L.L. Somani.
260 _aUdaipur :
_bAgrotech Publishing Academy ;
_c1996.
300 _a320 p.,
_c22 cm.
942 _2ddc
_cBK