Cita APA (7th ed.)

Spreiregen, P. D. (1979). Design competitions. McGraw-Hill.

Cita Chicago (17th ed.)

Spreiregen, Paul D. Design Competitions. New York: McGraw-Hill, 1979.

Cita MLA (8th ed.)

Spreiregen, Paul D. Design Competitions. McGraw-Hill, 1979.