Efron, Alexander,  1897- <br/><br/>
Nuclear energy / 
Alexander Efron 
 - New York :  J.F. Rider ,  c1958 
 - vii, 63 p. :  illus. ;  21 cm. 
 - Basic science series .
<br/><br/>Includes index. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Nuclear energy.
<br/><br/><label>Dewey Class. No.: </label>539.76  / EFN 1958