Citação norma APA

 Heymann, J. (2010).  Profit at the Bottom of the Ladder: Creating Value by Investing in your Workforce.  Harvard Business.

Citação norma Chicago

 Heymann, Jody.  Profit At the Bottom of the Ladder: Creating Value By Investing in Your Workforce.  Harvard Business, 2010.

Citação norma MLA

 Heymann, Jody.  Profit At the Bottom of the Ladder: Creating Value By Investing in Your Workforce.  Harvard Business, 2010.

Nota: a formatação da citação pode não corresponder 100% ao definido pela respectiva norma.