APA (7th ed.) Citation

Unión Geográfica Internacional. Commission on National Settlement Systems. editor. (1980). The national settlement systems: Topical and national reports. International Geographical Union, Commission on National Settlement Systems.

Chicago Style (17th ed.) Citation

Unión Geográfica Internacional. Commission on National Settlement Systems. editor. The National Settlement Systems: Topical and National Reports. Warsaw: International Geographical Union, Commission on National Settlement Systems, 1980.

MLA (9th ed.) Citation

Unión Geográfica Internacional. Commission on National Settlement Systems. editor. The National Settlement Systems: Topical and National Reports. International Geographical Union, Commission on National Settlement Systems, 1980.