Cita APA (7a ed.)

Postels, T. d. (1950). Fundamentals of perspective. reinhol.

Cita Chicago Style (17a ed.)

Postels, T. de. Fundamentals of Perspective. New York: reinhol, 1950.

Cita MLA (9a ed.)

Postels, T. de. Fundamentals of Perspective. reinhol, 1950.