APA (7e ed.) Bronvermelding
GARDNER, J., & CHAPMAN, M. (1992). PROGRAM ISSUES IN DEVELOPMENTAL DISABILITIES. A GUIDE TO EFFECTIVE HABILITATION AND ACTIVE TREATMENT. PAUL H.BROOKES.
Chicago (17e ed.) Bronvermelding
GARDNER, J.F, en M.S CHAPMAN. PROGRAM ISSUES IN DEVELOPMENTAL DISABILITIES. A GUIDE TO EFFECTIVE HABILITATION AND ACTIVE TREATMENT. BALTIMORE (USA): PAUL H.BROOKES, 1992.
MLA (9e ed.) Bronvermelding
GARDNER, J.F, en M.S CHAPMAN. PROGRAM ISSUES IN DEVELOPMENTAL DISABILITIES. A GUIDE TO EFFECTIVE HABILITATION AND ACTIVE TREATMENT. PAUL H.BROOKES, 1992.
Let op: Deze citaties zijn niet altijd 100% accuraat.