1. Orthodontics: Principles and practice;Graber,1972
2. Current orthodontic concepts and techniques;Graber,1975
3. Aspects of speech and orthognathic surgery;Ewan,1980
4. The effects on speech of surgical premaxillary osteotomy;Garber;Am J Orthod,1981
5. Speech and lingual behavior before and after mandibular osteotomy;Glass;J Oral Surg,1977