APA (7th ed.) Citation

Lundell, K. T. (1982). Levels of discipline: A complete system for behavior management in the schools. Thomas.

Chicago Style (17th ed.) Citation

Lundell, Kerth T. Levels of Discipline: A Complete System for Behavior Management in the Schools. Springfield, Ill.: Thomas, 1982.

MLA (9th ed.) Citation

Lundell, Kerth T. Levels of Discipline: A Complete System for Behavior Management in the Schools. Thomas, 1982.