Cita APA (7a ed.)

Postman, L. J., & Keppel, G. (1970). Norms of word association. Academic Press.

Cita Chicago Style (17a ed.)

Postman, Leo Joseph, y Geoffrey Keppel. Norms of Word Association. New York: Academic Press, 1970.

Cita MLA (8a ed.)

Postman, Leo Joseph, y Geoffrey Keppel. Norms of Word Association. Academic Press, 1970.