Não informado. (1915). Bulletin of the Public Affairs Information Service. Public Affairs Information Service.
Chicago-viite (17. p.)Não informado. Bulletin of the Public Affairs Information Service. New York: Public Affairs Information Service, 1915.
MLA-viite (8. p.)Não informado. Bulletin of the Public Affairs Information Service. Public Affairs Information Service, 1915.
Varoitus: Nämä viitteet eivät aina ole täysin luotettavia.