Perry, Dorothy A.  <br/><br/>
Periodontology for the Dental Hygienist/ 
by Dorothy A. Perry ... e tal 
 - 4th edition 
 - St. Louis, Missouri  Elsevier  c2014 
 - cxii, 339 pages  col.  ill; 
<br/><br/> includes index 
<br/><br/><label>ISBN: </label>9781455703692 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Medicine & health <br/> Technology 
<br/><br/><label>Dewey Class. No.: </label>617.6