Gray, N. A. B. <br/><br/>
Introduction to computer systems / 
N.A.B. Gray. 
 - Englewood Cliffs, N.J. :  Prentice-Hall,  c1987. 
 - xii, 411 p. :  ill. 
<br/><br/><label>ISBN: </label>0134803868 :  $30.00 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Computers.
<br/><br/><label>LC Class. No.: </label>QA76  / .G675 1987 
<br/><br/><label>Dewey Class. No.: </label>004�19