Encyclopedia of geographic information sources: International volume
Encyclopedia of geographic information sources: International volume
- 4th ed.
- Michigan: Gale Research Company, 1988
- 498p.
0-8103-0410-4
Social science
Information sources
D 03(026):91 / L8;M8
0-8103-0410-4
Social science
Information sources
D 03(026):91 / L8;M8