Avery, T. E., & Berlin, G. L. (1985). Interpretation of aerial photographs (4th ed.). Macmillan.
Chicago Style aipamenaAvery, Thomas Eugene, and Graydon Lennis Berlin. Interpretation of Aerial Photographs. 4th ed. New York: Macmillan, 1985.
MLA aipamenaAvery, Thomas Eugene, and Graydon Lennis Berlin. Interpretation of Aerial Photographs. 4th ed. Macmillan, 1985.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.