Bull, G. M. <br/><br/>
Time-sharing systems / 
G. M. Bull and, S. F. G. Packham 
 - London :  McGraw-Hill,  c1971 
 - x, 100 p. ;  24 cm. 
 - European computer science series .
<br/><br/><label>ISBN: </label> USD 11.95 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Time-sharing computer systems
<br/><br/><label>Dewey Class. No.: </label>001.64404