PETER M. D. GRAY <br/><br/>
LOGIC, ALGEBRA AND DATABASES 

 - New Delhi  AFFILIATED EAST WEST PRESS  1988 
 -  294P 
<br/><br/><label>ISBN: </label>81-85095-82-5 
<br/><br/><label>Subjects--Topical Terms: </label><br/>
<br/><br/><label>Dewey Class. No.: </label>001.6425/GRA/LOG