000 00407nam a22001697a 4500
003 OSt
005 20170505164403.0
020 _a8172332580
040 _bENGLISH
082 _a363.7
_bTHU-E
100 _aThukral, A K and Virk, G S
_910329
245 _aEnvironment Protection
260 _aJodhpur
_bScientific
_c2000
300 _exi,426 p.
650 _aEnvironment protection
_910330
942 _2ddc
_cBK
999 _c71569
_d71569