Data base systems 
edited by Randall Rustin 
 - Englewood Cliffs, N.J.  Prentice-Hall  1972 
 - 184 p. ; 24 cm. 
<br/><br/><label>ISBN: </label>013196741X 
<br/><br/><label>LCCN: </label>72-004391 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Electronic digital computers--Programming