000 00508nam a22001577a 4500
008 230523b |||||||| |||| 00| 0 eng d
040 _aNational Science Library
_cNational Science Library
080 _aR 502.2/.7
_bN2.4
245 _aEncyclopedia of ecology, environment & pollution control:
_bEnvironmental pollution ecology
260 _aNew Delhi:
_bMittal Publications,
_c1992
300 _a496p.
650 _aEcology
653 _aEnvironment
700 1 0 _aSwarup, R (Ed.)
942 _2udc
_cBK
999 _c43427
_d43427