Walsh, Myles E. <br/><br/>
Information management systems / virtual storage :  a practical guide for managers / 
Myles E. Walsh. 
 - Reston, Va :  Reston Pub. Co.,  1979. 
 - 308 p. ;  22cm. 
<br/><br/>Includes index. 
<br/><br/><label>ISBN: </label>0835930750 
<br/><br/><label>Subjects--Topical Terms: </label><br/>IMS/VS (Computer system).