00914nam a2200217 i 4500006205505MiAaHDL20090407000000.0m d cr bn ---auaua850305s1978 onc f00110 eng dsdr-nrlfGLAD17028903-B(OCoLC)214521214YUSYUSOCLCUY TD169.5.C3C35(OCoLC)5307345Canada.Environment Canada.Environment source book :a guide to environmental information in Canada /a joint project of the Dept. of the Environment, Ottawa, and provincial and territorial environment and renewable resource depts. ; [editing, Betsy Comstock].[Ottawa?] :Minister of Supply and Services,c1978.115 p. ;23 cm.Includes index.Mode of access: Internet.Environmental protectionCanadaSocieties, etc.Directories.Environmental protectionInformation servicesCanada.Comstock, Betsy.00620550520080815110609.020090407000000.020120815184702.02025-02-22T19:19:23ZSDR-NRLFLOCAL - GLADISloader.pl-001-001BKsdr-nrlfGLAD17028903-Buc1SDRNRLFuc1.b4262954UCGLAD17028903-BUCNRLF20250222googleuc1.b42629541978icbibnon-US bib date1 >= 1931