Gaya APA

Heymann, J. (2010). Profit at the Bottom of the Ladder: Creating Value by Investing in Your Workforce . Boston: HARVARD BUSINESS REVIEW PRESS.

Gaya MLA

Heymann, Jody. "Profit at the Bottom of the Ladder: Creating Value by Investing in Your Workforce". Boston: HARVARD BUSINESS REVIEW PRESS, 2010. Text.