Dyfyniad APA

International Journal of Positive Behavioural Support. British Institute of Learning Disabilities.

Dyfyniad Arddull Chicago

International Journal of Positive Behavioural Support. British Institute of Learning Disabilities.

Dyfyniad MLA

International Journal of Positive Behavioural Support. British Institute of Learning Disabilities.

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