000 00302 a2200121 4500
003 OSt
008 090318t xxu||||| |||| 00| 0 eng d
082 _a620.91
_bENV
100 _aChhatwal, G.R. ed.
_94483
245 _aEncyclopaedia of environmental energy resources
653 _a620.91
942 _2ddc
_cBK
999 _c334180
_d334180