Chao-Chih Yang. <br/><br/>
Relational databases / 
Chao-Chih Yang 
 - New Jersey :  Prentice-Hall,  c1986 
 - 269 p 
<br/><br/><label>ISBN: </label>0137718586 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Relational databases.<br/>Database management.
<br/><br/><label>Dewey Class. No.: </label>621.C6  / C461R