OBryan Pat. (2007). Your Portable Empire: How to Make Money Anywhere While Doing What You Love. New Jersey: Wiley.
Chicago ZitierstilOBryan Pat. Your Portable Empire: How to Make Money Anywhere While Doing What You Love. New Jersey: Wiley, 2007.
MLA ZitierstilOBryan Pat. Your Portable Empire: How to Make Money Anywhere While Doing What You Love. New Jersey: Wiley, 2007.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.