Cita APA (7a ed.)

Wittkower, R. (1952). Architectural principles in the age of humanism. Tiranti.

Cita Chicago Style (17a ed.)

Wittkower, Rudolf. Architectural Principles in the Age of Humanism. London: Tiranti, 1952.

Cita MLA (9a ed.)

Wittkower, Rudolf. Architectural Principles in the Age of Humanism. Tiranti, 1952.