Whitham, C. Win the Whining War and Other Skirmishes: A family peace plan. Los Angeles: Perspective Publishing, 1991.
Whitham, C. The Answer is NO: Saying it & sticking to it. Los Angeles: Perspective Publishing, 1994.
Frankel, F. Good Friends are Hard to Find: Help Your Child Find, Make, and Keep Friends. Los Angeles: Perspective Publishing, 1996.
Frankel, F. & Myatt, R. Children’s Friendship Training. New York: Brunner-Routledge Publishers, 2002.