Operating system/2  :  database manager structured query language (SQL) : reference 

 - 1st ed. 
 - [S..l.] :   IBM,   1988-1990 
 - 177 p. :   tablas ;   27 cm 
<br/><br/><label>Subjects--Topical Terms: </label><br/>GESTION<br/>INFORMATICA<br/>BASES DE DATOS
<br/><br/><label>Universal Decimal Class. No.: </label>004.65