Cita APA (7a ed.)

Sless, D. (1981). Learning and visual communication. Croom Helm ; Wiley.

Cita Chicago Style (17a ed.)

Sless, David. Learning and Visual Communication. London : New York: Croom Helm ; Wiley, 1981.

Cita MLA (8a ed.)

Sless, David. Learning and Visual Communication. Croom Helm ; Wiley, 1981.