000			00533nam a2200193Ia 4500
008			180513s9999||||xx |||||||||||||| ||und||
020			_cRs.120 _a81-224-1293-9
040			_aKRC Library
041			_aEnglish
082			_a363.7 _bDE
100			_aDe, Anil Kumar
245			_aEnvironmental studies _cAnil Kumar De and Arnab Kumar De
260			_bNew age international _aNew Delhi _c2001
300			_a206p.
500			_aIncludes appendix and index
650			_aEnvironment Science
700			_aDe, Arnab Kumar
942			_cBK
999			_c1120 _d1120