000 00381nam a2200145Ia 4500
008 210901s2005 xx 000 0 eng d
020 _a8180543749
082 _a363.7 MUR
100 _aMurthy,C.
245 0 _aTextbook of environmental science
260 _aNew Delhi
_bSultan Chand & Sons
_c2005
300 _axvi+358p.
650 _aEnvironmental Science
942 _2ddc
_cBK
_01
999 _c31884
_d31884