A guide to the preservation of archival materials =
Guide pour la préservation des documents archivistiques /
Public Archives Canada.
APA Citation
Public Archives Canada. (1977). A guide to the preservation of archival materials =: Guide pour la préservation des documents archivistiques. [Ottawa]: Minister of Supply and Services Canada.
MLA Citation
Public Archives Canada. A Guide to the Preservation of Archival Materials =: Guide Pour La Préservation Des Documents Archivistiques. [Ottawa]: Minister of Supply and Services Canada, 1977.
Warning: These citations may not always be complete (especially for serials).