Παραπομπή APA

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

Παραπομπή Chicago Style

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

Παραπομπή MLA

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