(1989). Control of engineering projects ed. S.H. Wearne. Thomas Telford.
Chicago Style aipamenaControl of Engineering Projects Ed. S.H. Wearne. Thomas Telford, 1989.
MLA aipamenaControl of Engineering Projects Ed. S.H. Wearne. Thomas Telford, 1989.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.