000			00439nam a22001817a 4500
003			OSt
005			20160715023442.0
008			160715b xxu||||| |||| 00| 0 eng d
020			_a8183181775
082			_a363.7 _bSAS
100			_aSastri, M. N.
245			_aIntroduction to environment _cM. N. Sastri
250			_a2nd rev. ed.
260			_aKolkata _bHPH _c2005
300			_a351p.
650			_aEnvironmental Studies
942			_2ddc _cBK
999			_c283 _d283