TY  - BOOK
AU  - Homme,Lloyd E.
TI  - How to use contingency contracting in the classroom
SN  - 087822050X
PY  - 1970///
CY  - Champaign, Ill.
PB  - Research Press
KW  - Classroom management
KW  - Local
KW  - Behavior modification
KW  - Reinforcement Psychology
N1  - Includes bibliographical references
ER  -