Dyfyniad APA

American educator. American Federation of Teachers, AFL-CIO.

Dyfyniad Arddull Chicago

American Educator. Washington, DC: American Federation of Teachers, AFL-CIO.

Dyfyniad MLA

American Educator. American Federation of Teachers, AFL-CIO.

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