Schwartz, Murray Clinical guide to periodontics / by Murray Schwartz, Ira B. Lamster and James Burke Fine - Philadelphia : W. B. Saunders, 1995 - 214 p. : ill. ; 26 cm. ISBN: 0721648231 RM88.27 Subjects--Topical Terms: Periodontal Diseases--diagnosisPeriodontal Diseases--therapy