000			00423nam a2200145Ia 4500
008			170101s1982 xx 000 0 und d
082			_a301.31 P12E
100			_aPal ,B. P.
245		0	_aEnvironmental conservation and development . forward by M. S. Swaminathan
260			_aDehradun _bNatraj _c1982
300			_a22cm. 100
650			_aENVIRONMENTAL PROTECTION
653			_aENVIRONMENTAL PROTECTION
942			_2ddc _cB
999			_c85682 _d85682