Cohen, E S . <br/><br/>
Atlas of Periodontal Surgery /   Textual Documents 

 - 1st /   . 
 - Philadelphia :   lea & Febiger ,   1988. 
 - 260 ;   . 
<br/><br/><label>ISBN: </label>  
<br/><br/><label>Subjects--Index Terms: </label>Periodontology 
<br/><br/><label>Dewey Class. No.: </label>617.632  / COH