000 00421 a2200169 4500
020 _a8123912234
082 _a363.73
_bAMB
090 _c16716
_d25356
100 _aAmbasht, R.S.
245 _aEnvironment and pollution
_ban ecological approach
250 _a4th ed.
260 _aNew Delhi
_bCBS
_c1990
_g2005
300 _axii,323p.
_c22cm
650 _aEnvironmental Pollution
700 _aAmbash, P.K.
942 _cL
999 _c44689
_d44689