Lewin, Douglas. <br/><br/>
Theory and design of digital computer systems /  [Book]. 
Douglas Lewin.  
 - 2nd ed. 
 - Walton-on-Thames :   Nelson,   1980. 
 - vii,472p. :   ill. ;   24cm. 
<br/><br/> With worked solutions to selected problems.  Previous ed.: 1972. 
<br/><br/>Includes bibliographies and index. 
<br/><br/><label>ISBN: </label>0177610913 0177711264 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Electronic digital computers.