Harris, Norman O. <br/><br/>
Primary Preventive Dentistry 

 - 8th ed 
 - London  Pearson  2014 
 - 548p.  Paper back  28 cm 
<br/><br/><label>ISBN: </label>9781292040615 
<br/><br/><label>Dewey Class. No.: </label>617.6