Heitler, W. <br/><br/>
The Quantum theory of radiation 

 - Oxford  Oxford University Press          1960 
 - xiii, 430 p.  Includes bibliographical reference and index 
<br/><br/><label>Source: </label> Reference  
<br/><br/><label>Subjects--Topical Terms: </label><br/>Quantum electrodynamics<br/>Quantum field theory<br/>Mathematics