Carranza's clinical periodontology / 

 - 12th ed. 
 - St. Louis, Mo. :  Saunders/Elsevier,  2015 
 - xxiii,875p.  ill.  
<br/><br/><label>ISBN: </label>9780323188241 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Periodontics.
<br/><br/><label>LC Class. No.: </label>MED RK361  / G58