APA (7th ed.) Citation

Salvadori, R., & Balich, B. (1990). Architect's guide to Rome ([1st pub.].). Butterworth Architecture.

Chicago Style (17th ed.) Citation

Salvadori, Renzo, and Brenda Balich. Architect's Guide to Rome. [1st pub.]. London [etc]: Butterworth Architecture, 1990.

MLA (9th ed.) Citation

Salvadori, Renzo, and Brenda Balich. Architect's Guide to Rome. [1st pub.]. Butterworth Architecture, 1990.

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