Παραπομπή APA

Holt, R. R. (1969). Assessing personality. Harcourt Brace Jovanovich.

Παραπομπή Chicago Style

Holt, Robert R. Assessing Personality. New York: Harcourt Brace Jovanovich, 1969.

Παραπομπή MLA

Holt, Robert R. Assessing Personality. Harcourt Brace Jovanovich, 1969.