TY  - BOOK
AU  - Gibson,James Jerome
TI  - The perception of the visual world
AV  - QP491 .G5 1950
U1  - 612/.84 
PY  - 1950///
CY  - Boston
PB  - Houghton Mifflin
KW  - Visual perception
KW  - Local
N1  - Includes index; Includes bibliographical references
ER  -