Dyfyniad APA

(1992). Building a Family-Centered Early Intervention System Deborah Klein Walker. [microform].

Dyfyniad Arddull Chicago

Building a Family-Centered Early Intervention System Deborah Klein Walker. [microform]. 1992.

Dyfyniad MLA

Building a Family-Centered Early Intervention System Deborah Klein Walker. [microform]. 1992.

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