Vossen, Gottfried <br/><br/>
Data models, database languages and database management systems 
Gottfried Vossen 
 - Reading, Mass.  Addison-Wesley  1990 
 - 590 p. : ill ; 26 cm. 
 - International computer science series .
<br/><br/><label>ISBN: </label>0201416042 
<br/><br/><label>Subjects--Personal Names: </label><br/>Database management systems
<br/><br/><label>Subjects--Topical Terms: </label><br/>Database systems<br/>Database languages