APA-referens

American Psychological association. (1927). Psychological abstracts. American Psychological association.

Chicago-stil citat

American Psychological association. Psychological Abstracts. Washington DC: American Psychological association, 1927.

MLA-referens

American Psychological association. Psychological Abstracts. American Psychological association, 1927.

Varning: dessa hänvisningar är inte alltid fullständigt riktiga.