O'Leary, T.J. <br/><br/>
Computers and information systems  [Books]. 
T. J. O'Leary [and] Brian K. Williams. 
 - 2nd ed. 
 - California  The Benjamin/Cummings Publishing Company  1989 
 - Pages: 687 
<br/><br/><label>ISBN: </label>0805369422  0.00 
<br/><br/><label>Subjects--Personal Names: </label><br/>Business -- Data processing.<br/>Office practice -- Automation.
<br/><br/><label>Dewey Class. No.: </label>HF/5548.2  / OLE