Cita APA (7th ed.)
(1972). The exchange of bibliographic data and the MARC format. Verl. Dokumentation.
Cita Chicago (17th ed.)
The Exchange of Bibliographic Data and the MARC Format. München-Pullach, Berlin: Verl. Dokumentation, 1972.
Cita MLA (9th ed.)
The Exchange of Bibliographic Data and the MARC Format. Verl. Dokumentation, 1972.
Atenció: Aquestes cites poden no estar 100% correctes.