000 00540nam a2200193Ia 4500
008 130910s9999 xx 000 0 und d
020 _a8172332580
041 _aeng
082 _221st ed.
_a363.7
_bENV
245 _aEnvironmental protection
_cedited by A.K. Thukral [and] G.S. Virk
260 _aJodhpur :
_bScientific Publishers ,
_c2000
300 _axi, 426 p. : ill.
653 _aEnvironment
653 _aEnvironmental protection
653 _aPollution
653 _aVirk
_aG.S., ed.
700 _aThukral, A.K., ed.
942 _cEN
_2ddc
999 _c6746
_d6746