Hart, C. (1943). Air Photography applied to surveying (2nd ed.). Longmans.
Chicago Style (17th ed.) ZitazioaHart, C.A. Air Photography Applied to Surveying. 2nd ed. London: Longmans, 1943.
MLA (9th ed.) ZitazioaHart, C.A. Air Photography Applied to Surveying. 2nd ed. Longmans, 1943.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.