000 00406cam a22001337a 4500
008 180718b1974 xxu||||| |||| 00| 0 eng d
020 _a0 7730 3703 9
082 _aO91x71 D969
245 _aProtecting the environment: issues and choices- Canadian perspectives
_cedited by O.P. Dwivedi
260 _aToronto
_bCopp Clark
_c1974
300 _a339p
650 _aEnvironment-Canada.
700 _aDwivedi, O.P.
999 _c411101
_d411101