Martin, Edley Wainright Perkins, William C. <br/><br/>
Computers and information systems ; an introduction 
E. W. Martin , Jr. and William C. Perkins 
 -  Irwin Homewood , Ill.  1973  1973 
 - xviii , 635 p. : ill. ; 24 cm. 
 - Irwin - Dorsey information processing series .
<br/><br/> Includes bibliographies 
<br/><br/><label>ISBN: </label>0256014523 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Business - Data processing<br/>Information storage and retrieval systems--HF
<br/><br/><label>LC Class. No.: </label>HF5548.2.M339