Dyfyniad APA

(2002). Ernst & Young's retirement planning guide. New York: Wiley.

Dyfyniad Arddull Chicago

Ernst & Young's Retirement Planning Guide. New York: Wiley, 2002.

Dyfyniad MLA

Ernst & Young's Retirement Planning Guide. New York: Wiley, 2002.

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