000			00358nam a22001457a 4500
999			_c15888 _d15888
005			20200303111015.0
008			200303b xxu||||| |||| 00| 0 eng d
100			_aWalia, Arvind
245			_aEnvironmental studies (BBA sem III)
260			_aLudhiana _bKalyani _c2019
300			_a15.7
650			_aCommerce
700			_aEnvironment
942			_2ddc _cBK