Dyfyniad APA

Sullican, G. (2018). Retirement fail: The 9 reasons people flunk post work life.. John Wiley & Sons.

Dyfyniad Arddull Chicago

Sullican, Greg. Retirement Fail: The 9 Reasons People Flunk Post Work Life.. New Jersey: John Wiley & Sons, 2018.

Dyfyniad MLA

Sullican, Greg. Retirement Fail: The 9 Reasons People Flunk Post Work Life.. John Wiley & Sons, 2018.

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