Cita APA (7a ed.)

Porzio Domenico & Messer Thomas. (1973). Understanding PICASSO. Newsweek Books.

Cita Chicago Style (17a ed.)

Porzio Domenico y Messer Thomas. Understanding PICASSO. New York: Newsweek Books, 1973.

Cita MLA (9a ed.)

Porzio Domenico y Messer Thomas. Understanding PICASSO. Newsweek Books, 1973.