Wolfgang, Charles H. Solving discipline problems : methods and models for today's teachers / Charles H. Wolfgang. - 4th ed. - Canada : Wiley, c1999. - xiv, 338 pages : black and white illustrations ; 24 cm. Includes index. ISBN: 0471365149 Subjects--Topical Terms: School discipline.Classroom management. Dewey Class. No.: CIR 371.5 W859 1999