Cita APA (7th ed.)
Stevens, J. E. (1975). Arizona Highways: January 1975. Department of Transportation.
Cita Chicago (17th ed.)
Stevens, James E. Arizona Highways: January 1975. Phoenix, EUA: Department of Transportation, 1975.
Cita MLA (9th ed.)
Stevens, James E. Arizona Highways: January 1975. Department of Transportation, 1975.
Atenció: Aquestes cites poden no estar 100% correctes.