Dyfyniad APA

(2004). Guide to economic indicatiors: Making sense if economics. Profile.

Dyfyniad Arddull Chicago

Guide to Economic Indicatiors: Making Sense If Economics. London: Profile, 2004.

Dyfyniad MLA

Guide to Economic Indicatiors: Making Sense If Economics. Profile, 2004.

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