Thomas, Robert M. <br/><br/>
Dos 6 and 6.2 instant reference   

 - New Delhi :   Bpb Publications,   1994. 
 - XXXV, 1041 ;  
<br/><br/><label>ISBN: </label>0 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Computer Science
<br/><br/><label>Dewey Class. No.: </label>621.3815  / THO