Canada. Energy, Mines and Resources Canada, & Blackadar, R. G. (1982). On the frontier =: Frontieres. Energy Mines and Resources Canada ; Available from Canadian Govt. Pub. Centre, Supply and Services Canada.
Chicago Style (17th ed.) CitationCanada. Energy, Mines and Resources Canada, and Robert Gordon Blackadar. On the Frontier =: Frontieres. Hull, Quebec, Canada : Hull, Quebec: Energy Mines and Resources Canada ; Available from Canadian Govt. Pub. Centre, Supply and Services Canada, 1982.
MLA (9th ed.) CitationCanada. Energy, Mines and Resources Canada, and Robert Gordon Blackadar. On the Frontier =: Frontieres. Energy Mines and Resources Canada ; Available from Canadian Govt. Pub. Centre, Supply and Services Canada, 1982.
Warning: These citations may not always be 100% accurate.