Computer  Users Reference and option installation for PS/1 
IBM 
 - UK  IBM  1990 
 - 168p. 
<br/><br/><label>ISBN: </label>9966-802-05-3 
<br/><br/><label>Subjects--Topical Terms: </label>--School of Pure and Applied Sciences
<br/><br/><label>LC Class. No.: </label>QA76.76  / .I36 1990