APA (7e ed.) Bronvermelding

Edwards, D. C. (1972). General psychology (2nd ed.). Macmillan.

Chicago (17e ed.) Bronvermelding

Edwards, David C. General Psychology. 2nd ed. New York: Macmillan, 1972.

MLA (9e ed.) Bronvermelding

Edwards, David C. General Psychology. 2nd ed. Macmillan, 1972.