APA-referens (7:e uppl.)

Swope, R., & Howell, W. S. (2012). Trading by numbers: Scoring strategies for every market. Wiley.

Chicago-referens (17:e uppl.)

Swope, Rick, och W. Shawn Howell. Trading by Numbers: Scoring Strategies for Every Market. Hoboken, N.J.: Wiley, 2012.

MLA-referens (9:e uppl.)

Swope, Rick, och W. Shawn Howell. Trading by Numbers: Scoring Strategies for Every Market. Wiley, 2012.