Cita APA (7th ed.)

(1973). Highway urban construction. Armco Steel Corporation.

Cita Chicago (17th ed.)

Highway Urban Construction. Middletown, Ohio: Armco Steel Corporation, 1973.

Cita MLA (9th ed.)

Highway Urban Construction. Armco Steel Corporation, 1973.

Atenció: Aquestes cites poden no estar 100% correctes.