APA (7th ed.) Citation

Venturi, R., Scott Brown, D., & Kuhlmann, D. (2007). Signs and systems.

Chicago Style (17th ed.) Citation

Venturi, Robert, Denise Scott Brown, and Dörte Kuhlmann. Signs and Systems. 2007.

MLA (9th ed.) Citation

Venturi, Robert, et al. Signs and Systems. 2007.