APA (7th ed.) Citation

Boethius, A., & Ward-Perkins, J. B. (1970). Etruscan and Roman architecture. Penguin Books.

Chicago Style (17th ed.) Citation

Boethius, Axel, and John Bryan Ward-Perkins. Etruscan and Roman Architecture. [Harmondsworth, Eng.]: Penguin Books, 1970.

MLA (9th ed.) Citation

Boethius, Axel, and John Bryan Ward-Perkins. Etruscan and Roman Architecture. Penguin Books, 1970.