Osborne CP/M User Guide  
HoganThom 
 - USA  McGraw-Hill 
<br/><br/><label>ISBN: </label>0931988829  Available 
<br/><br/><label>LCCN: </label>876543 
<br/><br/><label>Dewey Class. No.: </label>001.64HOG  / 1112