Dyfyniad APA

 Keogh, J. (2007).  The unofficial guide to Microsoft Office Access 2007.  Wiley Publishing, Inc.

Dyfyniad Arddull Chicago

 Keogh, Jim.  The Unofficial Guide to Microsoft Office Access 2007.  Wiley Publishing, Inc, 2007.

Dyfyniad MLA

 Keogh, Jim.  The Unofficial Guide to Microsoft Office Access 2007.  Wiley Publishing, Inc, 2007.

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