Não informado. (1989). Practical Periodontics and Aesthetic Dentistry. Montage Media Corporation.
Chicago-referens (17:e uppl.)Não informado. Practical Periodontics and Aesthetic Dentistry. Mahwah, NJ: Montage Media Corporation, 1989.
MLA-referens (8:e uppl.)Não informado. Practical Periodontics and Aesthetic Dentistry. Montage Media Corporation, 1989.
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