APA (7th ed.) Citation

(1923). Soil map: Wisconsin. State of Wisconsin, Geological and Natural History Survey u.a.

Chicago Style (17th ed.) Citation

Soil Map: Wisconsin. State of Wisconsin, Geological and Natural History Survey u.a, 1923.

MLA (9th ed.) Citation

Soil Map: Wisconsin. State of Wisconsin, Geological and Natural History Survey u.a, 1923.

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