National Automobile Chamber of Commerce. Motor Transport Fundamentals: International Series. National Automobile Chamber of Commerce, [s.a.].
Cita Chicago (17th ed.)National Automobile Chamber of Commerce. Motor Transport Fundamentals: International Series. New York: National Automobile Chamber of Commerce, [s.a.].
Cita MLA (9th ed.)National Automobile Chamber of Commerce. Motor Transport Fundamentals: International Series. National Automobile Chamber of Commerce, [s.a.].
Atenció: Aquestes cites poden no estar 100% correctes.