Cita APA (7th ed.)

(1925). Asphalt pavements. The Asphalt Association.

Cita Chicago (17th ed.)

Asphalt Pavements. New York: The Asphalt Association, 1925.

Cita MLA (9th ed.)

Asphalt Pavements. The Asphalt Association, 1925.

Atenció: Aquestes cites poden no estar 100% correctes.