एपीए उद्धरण

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

शिकागो स्टाइल उद्धरण

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

एमएलए उद्धरण

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