Cita APA (7a ed.)

Fischel, O., & Rackham, B. (1964). Raphael. Spring Books.

Cita Chicago Style (17a ed.)

Fischel, Oskar, y Bernard Rackham. Raphael. London: Spring Books, 1964.

Cita MLA (9a ed.)

Fischel, Oskar, y Bernard Rackham. Raphael. Spring Books, 1964.