Ryder,John D <br/><br/>
Networks, lines and fields 

 - 2nd ed. 
 - New Delhi  Prentice Hall of India Pvt. Ltd.  1955 
 - xi,593p. 
<br/><br/><label>ISBN: </label>8120302990 
<br/><br/><label>Subjects--Index Terms: </label>networks - lines and fields 
<br/><br/><label>Dewey Class. No.: </label>621.319 2  / RYD