Charles, C. (1983). Elementary classroom management. Longman.
Lua i Stíl Chicago (17ú heag.)Charles, C.M. Elementary Classroom Management. New York: Longman, 1983.
Lua MLA (9ú heag.)Charles, C.M. Elementary Classroom Management. Longman, 1983.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.