gehrig , jills.nield. Foundations of periodontics for the dental hygienist [Book /] Periodontics for the dental hygienist. Jill S. Nield-Gehrig, Donald E. Willmann [editors]. - 1st.ed. - Baltimore : Lippincott Williams & Wilkins, 2003. - xxi, 423 p. : ill. ; 28cm. Includes bibliographical references and index. All age. ISBN: 0781723388 LCCN: 2002072494 Subjects--Topical Terms: Periodontics.Dental hygienists.Dental Hygienists.Periodontics. LC Class. No.: RK361 / .F675 2002 Dewey Class. No.: 617.632 National Library of Medicine Call No.: / G.F