APA (7th ed.) Zitazioa
Clark, D. (1983). Plane and geodetic surveying (6th rev.). CBS Pub.
Chicago Style (17th ed.) Zitazioa
Clark, David. Plane and Geodetic Surveying. 6th rev. Delhi: CBS Pub, 1983.
MLA (9th ed.) Zitazioa
Clark, David. Plane and Geodetic Surveying. 6th rev. CBS Pub, 1983.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.