United States. Army. Army Map Service. Bukid. Army Map Service, U.S. Army, 1944.
Chicago-referens (17:e uppl.)United States. Army. Army Map Service. Bukid. Washington, D.C: Army Map Service, U.S. Army, 1944.
MLA-referens (9:e uppl.)United States. Army. Army Map Service. Bukid. Army Map Service, U.S. Army, 1944.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.