Ysseldyke, J. E. (2000). Critical issues in special education (3rd.ed.). Houghton Mifflin.
Lua i Stíl Chicago (17ú heag.)Ysseldyke, James E. Critical Issues in Special Education. 3rd.ed. Boston: Houghton Mifflin, 2000.
Lua MLA (9ú heag.)Ysseldyke, James E. Critical Issues in Special Education. 3rd.ed. Houghton Mifflin, 2000.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.