Richtmyer, et al. <br/><br/>
Introduction to modern physics 

 - 4 
 -  McGraw-Hill Book Co. Inc., New York  1955 
 - 666 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Modern physics
<br/><br/><label>Dewey Class. No.: </label>539  RIC-I4