Lua APA (7ú heag.)
Maps.com (Firm) & ebrary, Inc. (1997). Cattle trails of the Western U.S. Magellan Geographix.
Lua i Stíl Chicago (17ú heag.)
Maps.com (Firm) agus Inc ebrary. Cattle Trails of the Western U.S. [S.l.]: Magellan Geographix, 1997.
Lua MLA (9ú heag.)
Maps.com (Firm) agus Inc ebrary. Cattle Trails of the Western U.S. Magellan Geographix, 1997.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.