Greystone Communications, Inc. (1996). Who built the catacombs? A & E Television Networks.
Chicago-referens (17:e uppl.)Greystone Communications, Inc. Who Built the Catacombs? New York: A & E Television Networks, 1996.
MLA-referens (9:e uppl.)Greystone Communications, Inc. Who Built the Catacombs? A & E Television Networks, 1996.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.