Croghan, A. (1976). A Bibliographic system for non-book media: A description and list of works. Coburg Pub.
Chicago-referens (17:e uppl.)Croghan, Antony. A Bibliographic System for Non-book Media: A Description and List of Works. London: Coburg Pub, 1976.
MLA-referens (9:e uppl.)Croghan, Antony. A Bibliographic System for Non-book Media: A Description and List of Works. Coburg Pub, 1976.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.