Ridgway, Arthur <br/><br/>
The physics of medical radiography / 
by Arthur Ridgway and Walter Thumm 
 - Reading, Mass. :  Addison-Wesley,  1968 
 - xvii, 494 p. :   ill. ;   24 cm. 
<br/><br/>Includes bibliographies. 
<br/><br/><label>LCCN: </label>68-055352 
<br/><br/><label>Subjects--Topical Terms: </label><br/>X--rays<br/>Radiology, Medical