000 00433nam a2200145Ia 4500
008 150317s9999 xx 000 0 und d
020 _a8171692796
080 _a577.4+339.5
_bSUD-E
245 _aEnvironment and natural resources conservation
260 _c1994
_aNew Delhi
_bCommonwealth Publishers
300 _avi, 293p.
650 _aENVIRONMENTNatural Resources
700 _aTrivedi, P. R. Sudarshan, K. N.
942 _2udc
_cBK
999 _c8325
_d8325