Discusses advantages and disadvantages of eight discipline approaches: the Neo-Skinnerian reinforcement model, Redl and Wattenberg's group dynamics model, Kounin's lesson-management model, Ginott's communication model, Dreikurs' student choice model, Canter's Assertive Discipline model, Jones's classroom-management model, and Glasser's participatory model. None is entirely adequate; all ignore students' varied socioeconomic status. (18 references) (MLH)