Cita APA (7a ed.)

Oppenheimer, J. (1990). Barbara Walters: An unauthorized biography. St. Martin's Press.

Cita Chicago Style (17a ed.)

Oppenheimer, Jerry. Barbara Walters: An Unauthorized Biography. New York: St. Martin's Press, 1990.

Cita MLA (9a ed.)

Oppenheimer, Jerry. Barbara Walters: An Unauthorized Biography. St. Martin's Press, 1990.