Kaplan, L. (1959). Mental health and human relations in education. Harper & Row, Publishers.
Chicago-referens (17:e uppl.)Kaplan, Louis. Mental Health and Human Relations in Education. New York: Harper & Row, Publishers, 1959.
MLA-referens (9:e uppl.)Kaplan, Louis. Mental Health and Human Relations in Education. Harper & Row, Publishers, 1959.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.