APA aipamena

Liebing, R. W. (1982). Systematic construction inspection. John Wiley.

Chicago Style aipamena

Liebing, Ralph W. Systematic Construction Inspection. New York: John Wiley, 1982.

MLA aipamena

Liebing, Ralph W. Systematic Construction Inspection. John Wiley, 1982.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.