Gupta, L. C. <br/><br/>
Radio-physics and Dark Room Procedure / 
Gupta, L. C. 
 - 2nd ed. 
 - 94 p. : ill. ; 21 cm. 
<br/><br/><label>ISBN: </label>8171791220 
<br/><br/><label>Dewey Class. No.: </label>615.842