Gaya APA

Ritter, J, M, , (, A. (2008). A Textbook of clinical pharmacology and Therapeutics (Far4) (5th ed.). Great Britain: Hodder Arnold.

Gaya MLA

Ritter, James, M, , (et, Al.). "A Textbook of clinical pharmacology and Therapeutics (Far4)". 5th ed. Great Britain: Hodder Arnold, 2008. Text.