Cita APA (7a ed.)

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.