Eagle, Thomas C., and Michael R. Pelton. Seasonal Nutrition of Black                        Bears in the Great Smoky Mountains National Park In Fifth International Conference                        on Bear Research and Management, Edited by Charles E. Meslow. Vol. 5. Madison, WI: International Association for Bear                    and Research Management, 1983.

Eagle, Thomas C.. Foods of Black Bears in the Greate Smoky Mountains National Park. Knoxville, TN: University of Tennessee, 1979.