Citazione Stile APA (7a Edizione)

Charles, C., & Barr, K. B. (1992). Building classroom discipline (4th.ed.). Longman.

Citazione stile Chigago Style (17a edizione)

Charles, C.M, e Karen Blaine Barr. Building Classroom Discipline. 4th.ed. New York: Longman, 1992.

Citatione MLA (9a ed.)

Charles, C.M, e Karen Blaine Barr. Building Classroom Discipline. 4th.ed. Longman, 1992.