APA-viite (7. p.)
DIDDEN, R., & ET AL. (1997). META-ANALYTIC STUDY ON TREATMENT EFFECTIVENESS FOR PROBLEM BEHAVIORS WITH INDIVIDUALS WHO HAVE MENTAL RETARDATION.
Chicago-viite (17. p.)
DIDDEN, R., ja ET AL. META-ANALYTIC STUDY ON TREATMENT EFFECTIVENESS FOR PROBLEM BEHAVIORS WITH INDIVIDUALS WHO HAVE MENTAL RETARDATION. 1997.
MLA-viite (9. p.)
DIDDEN, R., ja ET AL. META-ANALYTIC STUDY ON TREATMENT EFFECTIVENESS FOR PROBLEM BEHAVIORS WITH INDIVIDUALS WHO HAVE MENTAL RETARDATION. 1997.
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