APA (7th ed.) Citation

Sifakis, C. (1991). Encyclopedia of assassinations. Facts on File.

Chicago Style (17th ed.) Citation

Sifakis, Carl. Encyclopedia of Assassinations. New York [u.a.]: Facts on File, 1991.

MLA (9th ed.) Citation

Sifakis, Carl. Encyclopedia of Assassinations. Facts on File, 1991.