Cita APA (7a ed.)

Gatz, K., & Wallenfang, W. O. (1960). Color in architecture: A guide to exterior design. Reinhold.

Cita Chicago Style (17a ed.)

Gatz, Konrad, y Wilhelm Otto Wallenfang. Color in Architecture: A Guide to Exterior Design. New York: Reinhold, 1960.

Cita MLA (9a ed.)

Gatz, Konrad, y Wilhelm Otto Wallenfang. Color in Architecture: A Guide to Exterior Design. Reinhold, 1960.