Kaplan, L. (1959). Mental health and human relations in education. Harper.
Cita Chicago Style (17a ed.)Kaplan, Louis. Mental Health and Human Relations in Education. New York: Harper, 1959.
Cita MLA (9a ed.)Kaplan, Louis. Mental Health and Human Relations in Education. Harper, 1959.
Precaución: Estas citas no son 100% exactas.