APA Citation

Kier, P. M. (1972). Upper Miocene echinoids from the Yorktown Formation of Virginia and their environmental significance. City of Washington: Smithsonian Institution Press.

Chicago Style Citation

Kier, Porter M. Upper Miocene Echinoids From the Yorktown Formation of Virginia and Their Environmental Significance. City of Washington: Smithsonian Institution Press, 1972.

MLA Citation

Kier, Porter M. Upper Miocene Echinoids From the Yorktown Formation of Virginia and Their Environmental Significance. City of Washington: Smithsonian Institution Press, 1972.

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