APA-referens (7:e uppl.)

Erny, P. (1968). Childhood and cosmos: The social psychology of the black african child. new perspective.

Chicago-referens (17:e uppl.)

Erny, Pierre. Childhood and Cosmos: The Social Psychology of the Black African Child. New York: new perspective, 1968.

MLA-referens (9:e uppl.)

Erny, Pierre. Childhood and Cosmos: The Social Psychology of the Black African Child. new perspective, 1968.