Dyfyniad APA

Hamburg. Unesco-Institut fur Padagogik & Yates, A. (1971). The Role of research in educational change. Pacific Books.

Dyfyniad Arddull Chicago

Hamburg. Unesco-Institut fur Padagogik and Alfred Yates. The Role of Research in Educational Change. Palo Alto, Calif: Pacific Books, 1971.

Dyfyniad MLA

Hamburg. Unesco-Institut fur Padagogik and Alfred Yates. The Role of Research in Educational Change. Pacific Books, 1971.

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