Troup, Gordon  <br/><br/>
Masers and lasers  

 - London:   London Methuen & Co. Ltd.,   1959 
 - viii, 191p.  
<br/><br/><label>Subjects--Topical Terms: </label><br/>Science 
<br/><br/><label>Subjects--Index Terms: </label>Molecular  
<br/><br/><label>Universal Decimal Class. No.: </label>538.567.3:539.132  / K3