APA-ийн эшлэл(7 дахь хэвлэлт)

Tracy, B. (2001). The 21 success secrets of self-made millionaires: How to achieve financial independence faster and easier than you ever thought possible. Berrett-Koehler Pub..

Чикаго-гийн эшлэл (17 дахь хэвлэлт)

Tracy, Brian. The 21 Success Secrets of Self-made Millionaires: How to Achieve Financial Independence Faster and Easier than You Ever Thought Possible. San Francisco: Berrett-Koehler Pub., 2001.

MLA -ийн эшлэл (9 дэх хэвлэлт)

Tracy, Brian. The 21 Success Secrets of Self-made Millionaires: How to Achieve Financial Independence Faster and Easier than You Ever Thought Possible. Berrett-Koehler Pub., 2001.