Howard, Michaela <br/><br/>
Practical open systems for the 1990s :  an essential guide for is managers / 
by Michaela Howard and Russell Meredith 
 - London :  IBC Technical Services ,  1991 
 - 339 p. ;  32 cm. 
<br/><br/><label>ISBN: </label>1852711787 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Business enterprises--Data processing