%0 Journal Article %T Training juvenile probation officers in behavior modification: Knowledge, attitude change, or behavioral competence? %A Burkhart, Barry R. %A Behles, Michael W. %A Stumphauzer, Jerome S. %A , %J Behavior Therapy %V 7 %N 1 %P 47-53 %@ 0005-7894 %D 1976-01-01 %I Elsevier BV %~ DeepDyve