Cita APA (7a ed.)

The Richest Man in Babylon & Buffett, W. (2008). Invest like a billonaire: If you are not watching the best investor in the world, who are you watching? Richest Man in Babylon.

Cita Chicago Style (17a ed.)

The Richest Man in Babylon y Warren Buffett. Invest like a Billonaire: If You Are Not Watching the Best Investor in the World, Who Are You Watching? [S.l.]: Richest Man in Babylon, 2008.

Cita MLA (9a ed.)

The Richest Man in Babylon y Warren Buffett. Invest like a Billonaire: If You Are Not Watching the Best Investor in the World, Who Are You Watching? Richest Man in Babylon, 2008.