Hardware maintenance and service / 
International Business Machines Corporation. 
 - n.p. :  n.p.,  n.d. 
 - [853] p. (various paging). :  illus 
 - Personal computer XT Hardware Reference Library .
<br/><br/><label>Subjects--Topical Terms: </label><br/>IBM personal computer XT.<br/>Computer input-output equipment.
<br/><br/><label>Dewey Class. No.: </label>621.C574  / I59H