000 00281cam a22001097a 4500
008 180718b1991 xxu||||| |||| 00| 0 eng d
082 _aO91 In8as
245 _aEnvironmental assessment source book
260 _aWashington, D.C.
_bIBRD
_c1991
300 _a2v.
650 _aEnvironment
999 _c225528
_d225528