Introduction to computers and information systems / 
Robert A. Szymanski ... [et al.]. 
 - Columbus :  Merrill publishing company,  c1988. 
 - xxxi, 576 p. :  ill. ;  26 cm. 
<br/><br/>Includes bibliography & index. 
<br/><br/>
<br/><br/><label>ISBN: </label>067520768104 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Computers<br/>Electronic data processing.<br/>Computer science
<br/><br/><label>LC Class. No.: </label>QA76  / .I58 1988