C 132.767 

Directory united-nations-information-s~stems. 
Directory of United Nations Informat~on 
Systems. (2d ed. Vol. 1.2.) -(Geneva: 
Inter-Urganizatisn Board for Information 
Systems 1980.) 4 

1. 
Information-gystems and data bases. 
465 S. 
2. 
Information-sources in countries. 
215 S.