Avery, T. E., & Berlin, G. L. (1985). Interpretation of aerial photographs (4th ed.). Macmillan.
Cita Chicago (17th ed.)Avery, Thomas Eugene, i Graydon Lennis Berlin. Interpretation of Aerial Photographs. 4th ed. New York: Macmillan, 1985.
Cita MLA (9th ed.)Avery, Thomas Eugene, i Graydon Lennis Berlin. Interpretation of Aerial Photographs. 4th ed. Macmillan, 1985.
Atenció: Aquestes cites poden no estar 100% correctes.