Johns, Harold Elford. <br/><br/>
The physics of radiology / 
Harold Elford Johns and john Robert Cunningham. 
 - 4th ed. 
 - USA :  Charles C. Thomas,  1983. 
 - xix, 796 p. :  ill. ;  22 cm. 
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<br/><br/><label>ISBN: </label>0398046697 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Physics.<br/>Radiology.
<br/><br/><label>Dewey Class. No.: </label>616.0757