Cita APA (7a ed.)

Martinell, C., & Simmons, P. (1960). Antonio Gudi 1852-1926. Universe Books.

Cita Chicago Style (17a ed.)

Martinell, César, y Peter Simmons. Antonio Gudi 1852-1926. New York: Universe Books, 1960.

Cita MLA (9a ed.)

Martinell, César, y Peter Simmons. Antonio Gudi 1852-1926. Universe Books, 1960.