Dyfyniad APA

(1998). Helping clients understand surgey. Canada: Lifelearn,Inc.

Dyfyniad Arddull Chicago

Helping Clients Understand Surgey. Canada: Lifelearn,Inc, 1998.

Dyfyniad MLA

Helping Clients Understand Surgey. Canada: Lifelearn,Inc, 1998.

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