Dyfyniad APA

 Stein, B. (2012).  How to really ruin your financial life and portfolio.  Wiley.

Dyfyniad Arddull Chicago

 Stein, Benjamin.  How to Really Ruin Your Financial Life and Portfolio.  Wiley, 2012.

Dyfyniad MLA

 Stein, Benjamin.  How to Really Ruin Your Financial Life and Portfolio.  Wiley, 2012.

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