Held, Gilbert,  1943- <br/><br/>
IBM PCjr user's reference manual / 
Gilbert Held. 
 - Hasbrouck Heights, N.J. :  Hayden Book Co.,  c1985. 
 - 422 p. :  ill. ;  24 cm. 
<br/><br/> On t.p. the registered trademark symbol "R" is superscript following "IBM" in the title.  Includes index. 
<br/><br/><label>ISBN: </label>0810463733 (pbk.) 
<br/><br/><label>LCCN: </label>84022372  
<br/><br/><label>Subjects--Topical Terms: </label><br/>Personal Computer--MIS - Computer Science
<br/><br/><label>Dewey Class. No.: </label>001.64 HEL