000			00536 a2200193 4500
020			_a0070647720
082			_a363.7 _bCUN
090			_c16729 _d25371
100			_aCunningham, William P.
245			_aPrinciples of environmental science _binquiry & applications
250			_a4th ed.
260			_aNew Delhi _bTata McGraw-Hill _c2008 _g2008
300			_axxii,410p. _c28cm
650			_aEnvironmental problems
650			_aSocial science
650			_aSocial problems and services
700			_aCunningham, Mary Ann
942			_cL
999			_c44702 _d44702