Bushong, Stewart C. <br/><br/>
Radiologic science for technologists :physics, biology, and protection /Stewart Carlyle Bushong. 

 - 9th ed. 
 - St. Louis, Mo.  Mosby/Elsevier  2008 
<br/><br/><label>ISBN: </label>9780323048378 
<br/><br/><label>National Library of Medicine Call No.: </label>WN 160 B979r 2008