TY  - BOOK
AU  - Fitts Paul M
AU  -  Posner Michael I
TI  - Human performance
T2  - (Basic Concepts in Psychology Series. Ed by Edward L Walker
U1  - S:7, K9 
PY  - 1969///
CY  - California
PB  - Brooks Cole         
KW  - Economics
N1  - Bibliography: P 151-58
ER  -