Bumpus, H. C. (1947). Hermon Carey Bumpus, Yankee Naturalist. Univ. of Minnesota Press.
Cita Chicago Style (17a ed.)Bumpus, Hermon Carey. Hermon Carey Bumpus, Yankee Naturalist. Minneapolis: Univ. of Minnesota Press, 1947.
Cita MLA (8a ed.)Bumpus, Hermon Carey. Hermon Carey Bumpus, Yankee Naturalist. Univ. of Minnesota Press, 1947.
Precaución: Estas citas no son 100% exactas.