Nield-Gehrig, Jill S. Foundations of periodontics for the dental hygienist / Jill S. Nield-Gehrig, Donald E. Willmann. - third edition - xvi, 688 pages coloured illustrations Includes bibliographical references and index. ISBN: 9781605475738 (alk. paper) Subjects--Topical Terms: Periodontics.Dental hygienists.Periodontics.Dental Hygienists. LC Class. No.: RK361 / GEH 2011