Dyfyniad APA

Adams,Steve, & Periton,Paul. (2003). Economics for business. Elsevier.

Dyfyniad Arddull Chicago

Adams,Steve, and Periton,Paul. Economics for Business. Burlington: Elsevier, 2003.

Dyfyniad MLA

Adams,Steve, and Periton,Paul. Economics for Business. Elsevier, 2003.

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