APA (7th ed.) Citation

Grim, R. E., & Bradley, W. F. A unique clay from the Goose Lake, Illinois, area.

Chicago Style (17th ed.) Citation

Grim, Ralph E., and William Frank Bradley. A Unique Clay from the Goose Lake, Illinois, Area.

MLA (9th ed.) Citation

Grim, Ralph E., and William Frank Bradley. A Unique Clay from the Goose Lake, Illinois, Area.

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