?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rft.aulast=Tri+Widiastuti&rft.au=Tri+Widiastuti%2C+Haning&rft.aufirst=Haning&rft.atitle=ANALYSIS+OF+OFF-TASK+BEHAVIOR+IN+BEHAVIORISM+PERSPECTIVE&rft.title=Jurnal+Bikotetik&rft.genre=article