International Conference held at Los Angeles, Dec 10-12 1979 <br/><br/>
Entitiy-relationship approach to systems analysis and design - Proceedings   
ed. by Peter P. Chen 
 - Amsterdam  North-Holland  1980 
 - xii, 663p. 
<br/><br/><label>ISBN: </label>0444854878 
<br/><br/><label>Dewey Class. No.: </label>004.2  / N80