APA (7th ed.) Citation

Wittkower, R. (1998). Architectural principlesin the age of humanism. John Wiley & Sons.

Chicago Style (17th ed.) Citation

Wittkower, Rudolf. Architectural Principlesin the Age of Humanism. John Wiley & Sons, 1998.

MLA (8th ed.) Citation

Wittkower, Rudolf. Architectural Principlesin the Age of Humanism. John Wiley & Sons, 1998.

Warning: These citations may not always be 100% accurate.