The United States Government Manual 

 -  Washington D.C. : Office Of The Federal Register National Archives And Records Service General Services Administration : For Sale By The Supt. Of Docs. U.S. G.P.O. [1973- 
 - Mcgraw-Hill Forouzan Networking Series .
<br/><br/><br/>Eng 
<br/><br/><label>ISBN: </label>0092-1904 (Pbk.)