APA (7th ed.) Citation

Wittkower, R. (1962). Architectural principles: In the age of humanism. Alec Tiranti.

Chicago Style (17th ed.) Citation

Wittkower, Rudolf. Architectural Principles: In the Age of Humanism. London: Alec Tiranti, 1962.

MLA (8th ed.) Citation

Wittkower, Rudolf. Architectural Principles: In the Age of Humanism. Alec Tiranti, 1962.

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