Heflin, L. J., & Bullock, L. M. (1992). Exceptionalities in children and youth (Instructor's ed.). Allyn and Bacon.
Cita Chicago Style (17a ed.)Heflin, L. Juane, y Lyndal M. Bullock. Exceptionalities in Children and Youth. Instructor's ed. Boston: Allyn and Bacon, 1992.
Cita MLA (9a ed.)Heflin, L. Juane, y Lyndal M. Bullock. Exceptionalities in Children and Youth. Instructor's ed. Allyn and Bacon, 1992.
Precaución: Estas citas no son 100% exactas.