APA (7th ed.) Zitazioa
Clancy John. (1981). Site surveying and levelling. Edward Arnold.
Chicago Style (17th ed.) Zitazioa
Clancy John. Site Surveying and Levelling. London: Edward Arnold, 1981.
MLA (9th ed.) Zitazioa
Clancy John. Site Surveying and Levelling. Edward Arnold, 1981.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.