Duncan Ray , <br/><br/>
Advanced MS Dos Programming   Textual Documents 

 - 2 nd ed . 
 - New Delhi  BPB Publications  2011 
 - 669:  xiv;  23*18. 
<br/><br/><label>ISBN: </label>  
<br/><br/><label>Dewey Class. No.: </label>005.3682  / DUN