APA (7th ed.) Zitazioa

Speck, F. G. (1941). Art processes in birchbark of the river desert Algonquin: A circumboreal trait. Government Printing Office.

Chicago Style (17th ed.) Zitazioa

Speck, Frank G. Art Processes in Birchbark of the River Desert Algonquin: A Circumboreal Trait. Washington, D.C: Government Printing Office, 1941.

MLA (9th ed.) Zitazioa

Speck, Frank G. Art Processes in Birchbark of the River Desert Algonquin: A Circumboreal Trait. Government Printing Office, 1941.