ReferencesΒΆ

Sources for information about Precision versions include:

  1. Precision Today, 2nd Edition, by David Berkowitz and Brent Manley, DBM Publications, Memphis, TN, 2010.
  2. Enhanced Precision, 2nd Edition, by Ronald Beall. Order from http://www.bridgeworld.com.
  3. The online notes of Oliver Clarke at http://pigpen.org.uk/BBO/index.php.
  4. Power Precision, by Alan Sontag, William Morrow & Co, N.Y., N.Y. (1979)
  5. Standard Modern Precision: Getting From Here To There, by Daniel O’Neill (2011). Avalable e-book online at bridgewithdan.com.

I’d also like to thank partners Yih-Renn Kan, John Engstrom, and the late Dennis Tretheway for their insights and suggestions.