- Kyle, P., Kagan, S. and Scott, S (2004). Win-Win Discipline: Solutions for All Discipline Problems. San Clemente, CA: Kagan Publishing. Note the book and the SmartCards are available on the website; the book only is available on Amazon.com.
- Kagan, S. (2002). What is Win-Win Discipline? Retrieved 5 February 2010 from http://www.kaganonline.com/free_articles/dr_spencer_kagan/ASK15.php