Levy, S. M. (1999). Construction databook. McGraw-Hill.
Cita Chicago (17th ed.)Levy, Sidney M. Construction Databook. New York: McGraw-Hill, 1999.
Cita MLA (8th ed.)Levy, Sidney M. Construction Databook. McGraw-Hill, 1999.
Atenció: Aquestes cites poden no estar 100% correctes.