Não informado. (1942). Adult Education Journal. American Association for Adult Education.
Chicago-Zitierstil (17. Ausg.)Não informado. Adult Education Journal. New York: American Association for Adult Education, 1942.
MLA-Zitierstil (8. Ausg.)Não informado. Adult Education Journal. American Association for Adult Education, 1942.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.