Barron, D. W. (David William), 1935- <br/><br/>
Computer operating systems  for micros, minis and mainframes 
David Barron 
 - 2nd ed 
 - London  Chapman & Hall  1984 
 - viii,140p ill 24cm cased 
 - Chapman and Hall computing .
<br/><br/>Bibliography: p134-135. - Includes index 
<br/><br/><label>ISBN: </label>0412156202 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Operating systems (Computers)