TY  - BOOK
AU  - DERISI,William.J
AU  - George Buts
TI  - Writing behavior contracts: A case simulatiom practice manual
SN  - 0878221239
U1  - 300.1 
PY  - 1975///
CY  - Illinoss
PB  - Research Press
N1  - Includes bibliographical References
ER  -