Williams, B. (1991). Karl Benz. Bookwright Pr..
Cita Chicago (17th ed.)Williams, Brian. Karl Benz. New York: Bookwright Pr., 1991.
Cita MLA (9th ed.)Williams, Brian. Karl Benz. Bookwright Pr., 1991.
Atenció: Aquestes cites poden no estar 100% correctes.