Commission on Teacher Education. (1945). Helping teachers understand children. American Council on Education.
Cita Chicago (17th ed.)Commission on Teacher Education. Helping Teachers Understand Children. Washington, D.C: American Council on Education, 1945.
Cita MLA (9th ed.)Commission on Teacher Education. Helping Teachers Understand Children. American Council on Education, 1945.
Atenció: Aquestes cites poden no estar 100% correctes.