Dyfyniad APA

Mackay, C. N. (1971). Speak Yourself. Gower press.

Dyfyniad Arddull Chicago

Mackay, Colin Neil. Speak Yourself. London: Gower press, 1971.

Dyfyniad MLA

Mackay, Colin Neil. Speak Yourself. Gower press, 1971.

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