Cita APA (7th ed.)
Simon, S. B., Kirschenbaum, H., & Howe, L. W. (1972). Values Clarification: A handbook of practical strategies for teachers and students (ed.). Hart Publishing Company.
Cita Chicago (17th ed.)
Simon, Sidney B., Howard Kirschenbaum, i Leland W. Howe. Values Clarification: A Handbook of Practical Strategies for Teachers and Students. ed. New York: Hart Publishing Company, 1972.
Cita MLA (9th ed.)
Simon, Sidney B., et al. Values Clarification: A Handbook of Practical Strategies for Teachers and Students. ed. Hart Publishing Company, 1972.
Atenció: Aquestes cites poden no estar 100% correctes.