Ray, Charles M. <br/><br/>
Office automation : A systems approach / 
Charles M. Ray 
 - 3rd ed 
 - Cincinnati, Ohio :  South-Western Publishing,  1995 
 - 625 p :  ill 
<br/><br/> Disk (ยืม-คืน ชั้น 1) 
<br/><br/><label>ISBN: </label>0538710470 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Office practice--Automation.
<br/><br/><label>LC Class. No.: </label>HF5548  / R35