000 00346nam a2200157Ia 4500
100 _aKanagasabai/S
650 _aEnvironment
942 _cBK
366 _f20
245 _aText book on Environmental studies
260 _bPrentice Hall of India
_c2010
082 _a628
_bKAN
300 _a164
546 _aENGLISH
_cComputers
999 _c18599
_d18599