Matt, G. E. (1991). Coping with threats to the validity of meta-analytic findings: A reanalysis of german-language psychotherapy outcome studies. Social prevention and the social sciences, 333-352.
Chicago-Zitierstil (17. Ausg.)Matt, Georg E. "Coping with Threats to the Validity of Meta-analytic Findings: A Reanalysis of German-language Psychotherapy Outcome Studies." Social Prevention and the Social Sciences 1991: 333-352.
MLA-Zitierstil (8. Ausg.)Matt, Georg E. "Coping with Threats to the Validity of Meta-analytic Findings: A Reanalysis of German-language Psychotherapy Outcome Studies." Social Prevention and the Social Sciences, 1991, pp. 333-352.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.