Dyfyniad APA

Ulich, R. (1968). History of educational thought (Rev. ed.). Van Nostrand Reinhold.

Dyfyniad Arddull Chicago

Ulich, Robert. History of Educational Thought. Rev. ed. New York: Van Nostrand Reinhold, 1968.

Dyfyniad MLA

Ulich, Robert. History of Educational Thought. Rev. ed. Van Nostrand Reinhold, 1968.

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