Cita APA (7a ed.)

Perkins, L. B. (1957). Schools. Reinhold Publ. co..

Cita Chicago Style (17a ed.)

Perkins, Lawrence B. Schools. New York: Reinhold Publ. co., 1957.

Cita MLA (9a ed.)

Perkins, Lawrence B. Schools. Reinhold Publ. co., 1957.