TY  - BOOK
T1  - The effect of practice on the visual perception of form
A1  - Seward, John P
PP  - New York
PB  - R. S. Woodworth
YR  - 1931
UL  - http://vufind10-pruebas.sigbunlp.bibliotecas.unlp.edu.ar/Record/dun.62987
OP  - 72
ER  -