APA način citiranja

Graham, J. R. (2004). Direct-to-consumer advertising. Canadian Medical Association.

Čikaški stil citiranja

Graham, John R. Direct-to-consumer Advertising. Canadian Medical Association, 2004.

MLA način citiranja

Graham, John R. Direct-to-consumer Advertising. Canadian Medical Association, 2004.

Upozorenje: Ovi citati možda nisu uvijek 100% točni.