Ryder, J. D. <br/><br/>
Networks, lines and fields 
J. D. Ryder                                                  
 - 2nd ed. 
 - Bombay  Asia Publishing House  1966 
 - xi, 593p. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Communication networks<br/>NASA thesaurus<br/>Network control<br/>Radio engineering
<br/><br/><label>Universal Decimal Class. No.: </label>621.396  / RYD