APA-referens (7:e uppl.)
Gardner, D. (2009). The Motley Fool million dollar portfolio: How to build and grow a panic-proof investment portfolio. Harper Business.
Chicago-referens (17:e uppl.)
Gardner, David. The Motley Fool Million Dollar Portfolio: How to Build and Grow a Panic-proof Investment Portfolio. New York, NY: Harper Business, 2009.
MLA-referens (9:e uppl.)
Gardner, David. The Motley Fool Million Dollar Portfolio: How to Build and Grow a Panic-proof Investment Portfolio. Harper Business, 2009.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.