Sandin, A. A. (1944). Social and Emotional Adjustment of Regularly Promoted and Non-Promoted Pupils. Columbia University.
Cita Chicago Style (17a ed.)Sandin, Adolph A. Social and Emotional Adjustment of Regularly Promoted and Non-Promoted Pupils. New York: Columbia University, 1944.
Cita MLA (9a ed.)Sandin, Adolph A. Social and Emotional Adjustment of Regularly Promoted and Non-Promoted Pupils. Columbia University, 1944.
Precaución: Estas citas no son 100% exactas.