Cita APA (7a ed.)

Smith, C., & Laslett, R. (1993). Effective classroom management: A teacher's guide (2nd ed.). Routledge.

Cita Chicago Style (17a ed.)

Smith, Colin, y Robert Laslett. Effective Classroom Management: A Teacher's Guide. 2nd ed. London ; New York: Routledge, 1993.

Cita MLA (8a ed.)

Smith, Colin, y Robert Laslett. Effective Classroom Management: A Teacher's Guide. 2nd ed. Routledge, 1993.