Dyfyniad APA

Mah. State Board of Sec Ed. (1973). Chamber`s Encyclopedia Vol- XI. International Leaving Systems co. Ltd.

Dyfyniad Arddull Chicago

Mah. State Board of Sec Ed. Chamber`s Encyclopedia Vol- XI. London: International Leaving Systems co. Ltd, 1973.

Dyfyniad MLA

Mah. State Board of Sec Ed. Chamber`s Encyclopedia Vol- XI. International Leaving Systems co. Ltd, 1973.

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