Dyfyniad APA

(2007).  Consumer health: A guide to intelligent decisions.  McGraw-Hill Higher Education.

Dyfyniad Arddull Chicago

 Consumer Health: A Guide to Intelligent Decisions.  McGraw-Hill Higher Education, 2007.

Dyfyniad MLA

 Consumer Health: A Guide to Intelligent Decisions.  McGraw-Hill Higher Education, 2007.

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