APA-viite

Comeau, P. (2007). Debate begins over public funding for HPV vaccine. Canadian Medical Association.

Chicago-tyylinen lähdeviittaus

Comeau, Pauline. Debate Begins Over Public Funding for HPV Vaccine. Canadian Medical Association, 2007.

MLA-viite

Comeau, Pauline. Debate Begins Over Public Funding for HPV Vaccine. Canadian Medical Association, 2007.

Varoitus: Nämä viitteet eivät aina ole täysin luotettavia.