Dyfyniad APA

Biddle, e. b. D. S. A. a. B. J. Knowledge for policy improving education through research. The Falmer Press.

Dyfyniad Arddull Chicago

Biddle, edited by Don S. Anderson and Bruce J. Knowledge for Policy Improving Education Through Research. The Falmer Press.

Dyfyniad MLA

Biddle, edited by Don S. Anderson and Bruce J. Knowledge for Policy Improving Education Through Research. The Falmer Press.

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