Date, C. J. <br/><br/>
An introduction to database system  / 

 - 2nd. 
 - Reading:  Addison Wesley,  1980 
 - xxiii, 536p. Index 
 - The systems programming series Addison-Wesley world student series .
<br/><br/><label>Dewey Class. No.: </label>518.5  / D232.ID