Cita APA (7a ed.)
Purdy, J. (1968). Eustace Chisholm and the works. Bantam.
Cita Chicago Style (17a ed.)
Purdy, James. Eustace Chisholm and the Works. New York: Bantam, 1968.
Cita MLA (9a ed.)
Purdy, James. Eustace Chisholm and the Works. Bantam, 1968.
Precaución: Estas citas no son 100% exactas.