Edwards, Cris, 1925- <br/><br/>
Radiation protection for dental radiographers / 
Cris Edwards 
 - [Place of publication not identifed] :  [publisher not identified],  c1984 
<br/><br/><label>ISBN: </label>940122162 
<br/><br/><label>LC Class. No.: </label>RK 309 .E39 1984