APA-referens (7:e uppl.)
HOGG, J., & MITTLER, P. (2000). ADVANCES IN MENTAL HANDICAP RESEARCH, VOL. 2. ASPECTS OF COMPETENCE IN MENTALLY HANDICAPPED PEOPLE. JOHN WILEY AND SONS.
Chicago-referens (17:e uppl.)
HOGG, J., och P.J MITTLER. ADVANCES IN MENTAL HANDICAP RESEARCH, VOL. 2. ASPECTS OF COMPETENCE IN MENTALLY HANDICAPPED PEOPLE. WEST SUSSEX: JOHN WILEY AND SONS, 2000.
MLA-referens (9:e uppl.)
HOGG, J., och P.J MITTLER. ADVANCES IN MENTAL HANDICAP RESEARCH, VOL. 2. ASPECTS OF COMPETENCE IN MENTALLY HANDICAPPED PEOPLE. JOHN WILEY AND SONS, 2000.
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