Schneider, David <br/><br/>
Visual basic for dos inside and out 

 - New York  Osborne Mc Graw Hill, c  1993 
 - xxiv, 710p. 
<br/><br/><label>ISBN: </label>007881829x 
<br/><br/><label>Subjects--Topical Terms: </label>--Disk operating system - dos<br/>681.3.066