TY  - BOOK
AU  - De Valois, Russell  L.
AU  - De Valois, Karan  K.
TI  - Spatial vision
U1  - 741.601 
PY  - 1990///
CY  - Madras,Singapore etc
PB  - Oxford Uni. Press
KW  -  
KW  - United States
KW  - Space perception--Physiological aspects
KW  - Visual perception--Physiological aspects
N1  - ENG
ER  -