Campbell, Mary V. <br/><br/>
Teach yourself dBASE IV / 
Mary Campbell. 
 - Berkeley :  Osborne McGraw-Hill,  c1989. 
 - xv, 688 p. :  ill. ;  24 cm. 
<br/><br/> Includes index. 
<br/><br/><label>ISBN: </label>0078815029 (pbk.) 
<br/><br/><label>Subjects--Uniform Titles: </label><br/>dBase IV (Computer file).
<br/><br/><label>Subjects--Topical Terms: </label><br/>Database management.