Schafer, Werner. <br/><br/>
Systems network architecture / 
Werner Schafer, Helmut an de Meulen ; translated by Stephen S. Wilson. 
 - Wokingham, Eng. :  Addison-Wesley,  1992. 
 - 222 p. :  ill. ;  24 cm. 
 - Data communications and networks series .
<br/><br/>Includes bibliographical references : p. 213-215. 
<br/><br/><label>ISBN: </label>0201565331 
<br/><br/><label>Subjects--Topical Terms: </label><br/>SNA (Computer network architecture).