APA-viite

Systems and procedures association. (1950). Systems and procedures journal. Systems and procedures.

Chicago-tyylinen lähdeviittaus

Systems and procedures association. Systems and Procedures Journal. Ohio: Systems and procedures, 1950.

MLA-viite

Systems and procedures association. Systems and Procedures Journal. Systems and procedures, 1950.

Varoitus: Nämä viitteet eivät aina ole täysin luotettavia.