Schildt, Herbert <br/><br/>
Teach yourself DOS / 
Herbert Schildt. 
 - Berkeley :  Osborne McGraw-Hill,  c1990. 
 - xvii, 478 p. 
<br/><br/> Includes index 
<br/><br/><label>Subjects--Topical Terms: </label><br/>MS-DOS (Computer file)<br/>PC DOS (Computer file)