Venkatraman, G., <br/><br/>
At the speed of light 

 - Hyderabad:  Universities Press,  1993. 
 - 128p.:  23cm. 
 - Vignettes in physics. .
<br/><br/> Includes bibliographical references and index 
<br/><br/><label>ISBN: </label>9788173710094 
<br/><br/><label>Dewey Class. No.: </label>530.11  VEN