Building an open system / 
Jacob Slonim (et al...) 
 - New York  Van Nostrand Reinhold  1987 
 - v  ill.  24cm. 
<br/><br/>Includes bibliography Includes index 
<br/><br/><label>ISBN: </label>0442280688  RM127.88 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Electronic data processing--Distributed processing