Fink Donald G Ed. <br/><br/>
Standard handbook of electrical engineers. 

 - 11 
 - New York     McGraw-Hill        1978 
<br/><br/><label>Standard No.: </label>38261 
<br/><br/><label>Source: </label> Reference Collections 
<br/><br/><label>Dewey Class. No.: </label>D66g, L8      RR