Dyfyniad APA

ebrary, Inc, & Cooper, P. (2000). Positive alternatives to exclusion. Routledge.

Dyfyniad Arddull Chicago

ebrary, Inc, and Paul Cooper. Positive Alternatives to Exclusion. London: Routledge, 2000.

Dyfyniad MLA

ebrary, Inc, and Paul Cooper. Positive Alternatives to Exclusion. Routledge, 2000.

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.