Pratt, Philip J. <br/><br/>
A guide to SQL / Philip J. Pratt. 

 - 2nd ed. 
 - Boston, MA : Boyd & Fraser, c1991. 
 - xiii, 203 p. ; 24 cm. 
<br/><br/><label>ISBN: </label>087835669X 
<br/><br/><label>Subjects--Topical Terms: </label><br/>SQL (Computer program language)
<br/><br/><label>Dewey Class. No.: </label>005.756 PRA