MacPhee, Torquil. Essentials of periodontology and periodontics / - 2d ed. - Oxford : Philadelphia : Blackwell Scientific Publications ; distributed in the United States by Lippincott, 1975 - x, 292 p. : ill. ; ISBN: 0623009616 Subjects--Topical Terms: Periodontics. LC Class. No.: RK361 / .M32