APA (7th ed.) Citation

Geological Survey (U.S.) & Illinois. (1994). Bond County, Illinois: 1:100 000-scale metric topographic map. The Survey.

Chicago Style (17th ed.) Citation

Geological Survey (U.S.) and Illinois. Bond County, Illinois: 1:100 000-scale Metric Topographic Map. Reston, Va. : Champaign, Ill. : Illinois Geological Survey: The Survey, 1994.

MLA (9th ed.) Citation

Geological Survey (U.S.) and Illinois. Bond County, Illinois: 1:100 000-scale Metric Topographic Map. The Survey, 1994.

Warning: These citations may not always be 100% accurate.