Cita APA (7a ed.)

Sifakis, C. (1990). Encyclopedia of gambling. Facts on File.

Cita Chicago Style (17a ed.)

Sifakis, Carl. Encyclopedia of Gambling. New York [u.a.]: Facts on File, 1990.

Cita MLA (8a ed.)

Sifakis, Carl. Encyclopedia of Gambling. Facts on File, 1990.