Wong-Rieger, D. (2009). Should Canada allow direct-to-consumer advertising of prescription drugs?: YES. College of Family Physicians of Canada.
Chicago-tyylinen lähdeviittausWong-Rieger, Durhane. Should Canada Allow Direct-to-consumer Advertising of Prescription Drugs?: YES. College of Family Physicians of Canada, 2009.
MLA-viiteWong-Rieger, Durhane. Should Canada Allow Direct-to-consumer Advertising of Prescription Drugs?: YES. College of Family Physicians of Canada, 2009.
Varoitus: Nämä viitteet eivät aina ole täysin luotettavia.