APA (7th ed.) Zitazioa
Delphine society. (1937). Orientation for modern times: A course in three division. Delphine Society.
Chicago Style (17th ed.) Zitazioa
Delphine society. Orientation for Modern Times: A Course in Three Division. United states: Delphine Society, 1937.
MLA (9th ed.) Zitazioa
Delphine society. Orientation for Modern Times: A Course in Three Division. Delphine Society, 1937.
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