Cita APA (7a ed.)

De Postels, T. (1942). Fundamentals of perspective. Reinhold.

Cita Chicago Style (17a ed.)

De Postels, Theodore. Fundamentals of Perspective. New York: Reinhold, 1942.

Cita MLA (9a ed.)

De Postels, Theodore. Fundamentals of Perspective. Reinhold, 1942.