Citazione Stile APA (7a Edizione)
Delphine society. (1937). Orientation for modern times: A course in three division. Delphine Society.
Citazione stile Chigago Style (17a edizione)
Delphine society. Orientation for Modern Times: A Course in Three Division. United states: Delphine Society, 1937.
Citatione MLA (9a ed.)
Delphine society. Orientation for Modern Times: A Course in Three Division. Delphine Society, 1937.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.