Pennsylvanian plants of eastern Kentucky :
a flora from the Breathitt Formation near Grannies Branch and Rocky Branch of Goose Creek, Clay County, Kentucky /
Paul A. Spurgeon and James R. Jennings.
APA Citation
Spurgeon, P. A., Jennings, J. R. (1985). Pennsylvanian plants of eastern Kentucky: a flora from the Breathitt Formation near Grannies Branch and Rocky Branch of Goose Creek, Clay County, Kentucky. Lexington: Kentucky Geological Survey, University of Kentucky.
MLA Citation
Spurgeon, Paul A, and James R Jennings. Pennsylvanian Plants of Eastern Kentucky: a Flora From the Breathitt Formation Near Grannies Branch And Rocky Branch of Goose Creek, Clay County, Kentucky. Lexington: Kentucky Geological Survey, University of Kentucky, 1985.
Warning: These citations may not always be complete (especially for serials).