TY  - BOOK
AU  - Sundel,Sandra S.
AU  - Sundel,Martin
TI  - Behavior modification in the human services: a systematic introduction to concepts and applications
SN  - 0803934157
U1  - 158.3 22
PY  - 1993///
CY  - Newbury Park, Calif
PB  - SAGE
KW  - Behavior modification
N1  - Includes bibliographical references and index
ER  -