Tucker, L. E. (1937). A study of problem pupils. Columbia University.
Cita Chicago Style (17a ed.)Tucker, Louise Emery. A Study of Problem Pupils. New York: Columbia University, 1937.
Cita MLA (9a ed.)Tucker, Louise Emery. A Study of Problem Pupils. Columbia University, 1937.
Precaución: Estas citas no son 100% exactas.