Database security, IV :  status and prospects : results of the IFIP WG11.3 Workshop on Database Security, Halifax, U.K., 18-21 September 1990 / 
edited by Sushil Jajodia, Carl E. Landwehr 
 - Amsterdam :  North-Holland,  1991 
 - 407 p. :  ill. ;  23 cm. 
<br/><br/><label>ISBN: </label>0444890769 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Data base security--Congresses