APA (7th ed.) Citation

Crickmay, C. H. (1953). New spiriferidae from the devonian of western Canada. Imperial Oil.

Chicago Style (17th ed.) Citation

Crickmay, Colin H. New Spiriferidae from the Devonian of Western Canada. Calgary: Imperial Oil, 1953.

MLA (9th ed.) Citation

Crickmay, Colin H. New Spiriferidae from the Devonian of Western Canada. Imperial Oil, 1953.

Warning: These citations may not always be 100% accurate.