APA-viite (7. p.)

Cassell, D. K. (2012). The encyclopedia of pharmaceutical drugs. Facts On File.

Chicago-viite (17. p.)

Cassell, Dana K. The Encyclopedia of Pharmaceutical Drugs. New York: Facts On File, 2012.

MLA-viite (9. p.)

Cassell, Dana K. The Encyclopedia of Pharmaceutical Drugs. Facts On File, 2012.