TY  - BOOK
AU  - Hull,Clark Leonard
TI  - Principles of behavior: an introduction to behavior theory 
T2  - The Century psychology series
U1  - 150.1943 
PY  - 1966///
CY  - New York
PB  - Appleton-Century-Crofts
KW  - Behaviorism (Psychology)
N1  - Includes bibliographies
ER  -