Geographic information management
Subtitle: the nature of resource and environmental information, data sources, and their organization : a framework for the establishment and utilization of national geographic information systems.
Contributors: United Nations. Economic Commission for Africa. 
Edition: Rev. [ed.].
Publisher: United Nations Economic Commission for Africa
Published: 1994
Place of publication: [Addis Ababa]
Language: eng
Number of pages: 55
Subjects: Geographic information systems.
Other titles: Framework for the establishment and utilization of national geographic information systems
Notes: Includes bibliographical references (p. 55).
"December 1993 - revision June 1994."
"Provisional document."
ECA/NRD/CRSU/93-7.