Levy, S. M. (2004). Construction superintendent's operations manual. McGraw-Hill.
Chicago Style aipamenaLevy, Sidney M. Construction Superintendent's Operations Manual. New York: McGraw-Hill, 2004.
MLA aipamenaLevy, Sidney M. Construction Superintendent's Operations Manual. McGraw-Hill, 2004.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.