000 00504nam a2200169Ia 4500
003 NIELib
008 211019s9999||||xx |||||||||||||| ||und||
020 _a817158277x
082 _a304.2
_bENC
245 _aEncyclopaedia of Environmental Sciences : Management of Pollution Control
260 _bAkashdeep Publishing House,
_c1992.
_aNew Delhi :
300 _aiii, 486p.;
_c21cm
650 _aEnvironmental Science
700 _aTrivedi, P.R.
_eEd.;
700 _aRaj, Gurdeep
_eEd.;
942 _2ddc
_cPR
999 _c40681
_d40681