Cita APA (7a ed.)

HALLAHAN, D. P., & KAUFFMAN, J. M. (1994). Exeptional children.-- ed.6. Allyn and Bacon.

Cita Chicago Style (17a ed.)

HALLAHAN, Daniel P., y James M. KAUFFMAN. Exeptional Children.-- Ed.6. Boston: Allyn and Bacon, 1994.

Cita MLA (9a ed.)

HALLAHAN, Daniel P., y James M. KAUFFMAN. Exeptional Children.-- Ed.6. Allyn and Bacon, 1994.