Gibson, J. J. Research on the visual perception of motion and change. In Second Symposium on Physiological Psychology (ONR Symposium Report ACR-30). Washington, D. C.: Office of Naval Research, 1958. Reprinted in I. Spigel (Ed.), Readings in the study of visually perceived movement. New York: Harper & Row, 1965., 1965

Gibson, J. J. Research on the visual perception of motion and change. In Second Symposium on Physiological Psychology (ONR Symposium Report ACR-30). Washington, D. C.: Office of Naval Research, 1958. Reprinted in I. Spigel (Ed.), Readings in the study of visually perceived movement. New York: Harper & Row, 1965., 1965, Box: 10, Folder: 24. James J. Gibson papers, 14-23-1832. Division of Rare and Manuscript Collections. https://archives.library.cornell.edu/repositories/2/archival_objects/820203 Accessed January 25, 2026.