Gaya APA

Hallahan, D, P., M., I, K, J. (-). Exceptional children introduction to special education . Boston:: Boston: Allyn and Bacom; 1994.

Gaya MLA

Hallahan, Daniel, P.., M., I., Kauffman,, James. "Exceptional children introduction to special education". Boston:: Boston: Allyn and Bacom; 1994, -. Text.