TY  - BOOK
AU  - Ayllon,Teodoro
AU  - Azrin,Nathan
ED  - Prentice-Hall Publishing
TI  - The token economy: a motivational system for therapy and rehabilitation 
T2  - The century psychology series
SN  - 013919357X
U1  - 616.891 23
PY  - 1968///].
CY  - New York: 
PB  - Prentice Hall, 
KW  - Mental Disorders
KW  - physiopathology
KW  - Clinical psychology
N1  - Includes index
ER  -