APA ציטוט

Blackadar, R. G. (1976). The Geological Survey of Canada: Past achievements and future goals : a short history of the Geological Survey of Canada. Minister of Supply and Services Canada.

Chicago Style (17th ed.) Citation

Blackadar, R. G. The Geological Survey of Canada: Past Achievements and Future Goals : A Short History of the Geological Survey of Canada. [Ottawa, Ont.]: Minister of Supply and Services Canada, 1976.

ציטוט MLA

Blackadar, R. G. The Geological Survey of Canada: Past Achievements and Future Goals : A Short History of the Geological Survey of Canada. Minister of Supply and Services Canada, 1976.