Cita APA (7th ed.)

Porter, A. K. (1967). Lombard architecture. Hacker Art Books.

Cita Chicago (17th ed.)

Porter, Arthur Kingsley. Lombard Architecture. New York: Hacker Art Books, 1967.

Cita MLA (9th ed.)

Porter, Arthur Kingsley. Lombard Architecture. Hacker Art Books, 1967.