APA (7th ed.) Zitazioa

Hardy, W. G. (1967). Alberta: A natural history. The Patrons.

Chicago Style (17th ed.) Zitazioa

Hardy, W. G. Alberta: A Natural History. Edmonton: The Patrons, 1967.

MLA (9th ed.) Zitazioa

Hardy, W. G. Alberta: A Natural History. The Patrons, 1967.