APA (7th ed.) Citation

Upchurch, G. R., & Dilcher, D. L. (1990). Cenomanian angiosperm leaf megafossils, Dakota Formation, Rose Creek locality, Jefferson County, southeastern Nebraska. Dept. of the Interior, U.S. Geological Survey.

Chicago Style (17th ed.) Citation

Upchurch, Garland R., and David L. Dilcher. Cenomanian Angiosperm Leaf Megafossils, Dakota Formation, Rose Creek Locality, Jefferson County, Southeastern Nebraska. [Reston, Va.]: Dept. of the Interior, U.S. Geological Survey, 1990.

MLA (9th ed.) Citation

Upchurch, Garland R., and David L. Dilcher. Cenomanian Angiosperm Leaf Megafossils, Dakota Formation, Rose Creek Locality, Jefferson County, Southeastern Nebraska. Dept. of the Interior, U.S. Geological Survey, 1990.