Harrington, J.L.  <br/><br/>
Database management with Double Helix 3.0  (Book) 

 - New York  Brady  1990 
 - 523 p.  24 cm. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Database management Double Helix 3.0
<br/><br/><label>Universal Decimal Class. No.: </label>004.65:004.451 HAR  / 15079