Dyfyniad APA

Peoples, D. A. (1997). Presentations plus: David Peoples' proven techniques (Revised ed.). John Wiley & Sons.

Dyfyniad Arddull Chicago

Peoples, David A. Presentations Plus: David Peoples' Proven Techniques. Revised ed. New York: John Wiley & Sons, 1997.

Dyfyniad MLA

Peoples, David A. Presentations Plus: David Peoples' Proven Techniques. Revised ed. John Wiley & Sons, 1997.

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