TY - BOOK AU - Welch,Robert B. TI - Perceptual modification: adapting to altered sensory environments T2 - Academic press series in cognition and perception SN - 0-12-741850-4 AV - BF311 W42 PY - 1978/// CY - New York PB - Academic KW - Percepción KW - Ilusiones ópticas KW - Aprendizaje perceptivo-motor ER -