Cita APA (7th ed.)
Maps.com (Firm) & ebrary, Inc. (1997). Cattle trails of the Western U.S. Magellan Geographix.
Cita Chicago (17th ed.)
Maps.com (Firm) i Inc ebrary. Cattle Trails of the Western U.S. [S.l.]: Magellan Geographix, 1997.
Cita MLA (9th ed.)
Maps.com (Firm) i Inc ebrary. Cattle Trails of the Western U.S. Magellan Geographix, 1997.
Atenció: Aquestes cites poden no estar 100% correctes.