Spahl, T. J., & Witzig, J. W. (1987). The clinical management of basic maxillofacial orthopedic appliances: Volume I Mechanics. Littleton, Massachusetts: Publishing Company.
Citación estilo ChicagoSpahl, Terrance J., y John W. Witzig. The Clinical Management of Basic Maxillofacial Orthopedic Appliances: Volume I Mechanics. Littleton, Massachusetts: Publishing Company, 1987.
Cita MLASpahl, Terrance J., y John W. Witzig. The Clinical Management of Basic Maxillofacial Orthopedic Appliances: Volume I Mechanics. Littleton, Massachusetts: Publishing Company, 1987.
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