Schaffer, Cullen.   1960- <br/><br/>
Principles of computer science /  [Books]. 
Cullen Schaffer.  
 - Englewood Cliffs, N. J. :  Prentice-Hall,   1988. 
 - xvii, 413 pages. :   illustration. ;   24cm.  
<br/><br/> Includes index.  
<br/><br/><label>ISBN: </label>013709759X  
<br/><br/><label>Subjects--Topical Terms: </label><br/>Computer science.