000			00491nam a22001457a 4500
008			230421b |||||||| |||| 00| 0 eng d
040			_aNational Science Library _cNational Science Library
080			_a502.511(082.2) _bL0
245			_aMan and his environment _c/ Proceedings of the.................................Canada, 16 and 17 May, 1968
260			_aOxford: _bPergamon Press, _c1970
300			_axi, 196p.
650			_aProceedings
700			_aWard, M A (Ed.)
942			_2udc _cPR
999			_c22223 _d22223