TY  - BOOK
AU  - Armstrong, David Malet.
TI  - Perception and the physical world
U1  - 152 ARM 
PY  - 1961///],
PY  - 1963///
CY  - London, New York
PB  - Routledge & K. Paul, Humanities Press
KW  - Perception
N1  - Bibliographical footnotes
ER  -