Gibson, E. J. (1969). Principles of perceptual learning and development. Appleton-Century-Crofts.
Chicago-čujuhus (17. p.)Gibson, Eleanor Jack. Principles of Perceptual Learning and Development. New York: Appleton-Century-Crofts, 1969.
MLA-čujuhus (9. p.)Gibson, Eleanor Jack. Principles of Perceptual Learning and Development. Appleton-Century-Crofts, 1969.
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