APA (7e ed.) Bronvermelding

CONTINUITY AND CHANGE .., SIGMAN, M. [., & CLIFTON, R. K. [. (1999). Continuity and change in the social competence af chil-dren with autism, down syndrome .. Blackwell.

Chicago (17e ed.) Bronvermelding

CONTINUITY AND CHANGE .., Marian [et.al] SIGMAN, en Rachel K. [ed] CLIFTON. Continuity and Change in the Social Competence Af Chil-dren with Autism, Down Syndrome .. Malden: Blackwell, 1999.

MLA (9e ed.) Bronvermelding

CONTINUITY AND CHANGE .., et al. Continuity and Change in the Social Competence Af Chil-dren with Autism, Down Syndrome .. Blackwell, 1999.