1. Visualized Treatment Objective;Holdaway,1974
2. The Human Face;Enlow,1968
3. The Bimetric System;Schudy;Am. J. Orthod.,1975
4. What Can Oral Prophylaxis and Orthodontics Do for Each Other?;Huff;Dent. Items Interest,1906
5. Toothbrushing Procedure for Orthodontic Patients;Woods;Am. J. Orthod.,1966