000 00491nam a2200133Ia 45e0
008 131205n1982 ii |||gr||||Z||||||eng
082 _a574.52
100 _aPal, B. P.,
_eAuthor.
245 0 _aEnvironmental Conservation and Developments
_cB. P. Pal
_hTextual Documents
260 _aDehradun
_bNatraj Pub.
_c1982
300 _a100
653 _aEnvironmental Science
942 _2ddc
_cTXT
999 _c4055
_d4055