Lewis, H. R., & Streitfeld, H. S. (1970). Growth games: How to tune in yourself, your family, your friends. Harcourt Brace Jovanovich.
Cita Chicago Style (17a ed.)Lewis, Howard R., y Harold S. Streitfeld. Growth Games: How to Tune in Yourself, Your Family, Your Friends. New York: Harcourt Brace Jovanovich, 1970.
Cita MLA (9a ed.)Lewis, Howard R., y Harold S. Streitfeld. Growth Games: How to Tune in Yourself, Your Family, Your Friends. Harcourt Brace Jovanovich, 1970.
Precaución: Estas citas no son 100% exactas.