Adkins Giese, C. L.; Cuthbert, F. J. (2003). "Influence of surrounding vegetation on woodpecker nest tree selection in oak forests of the Upper Midwest, USA". Forest Ecology and Management. 179 (1–3): 523–534. Bibcode:2003ForEM.179..523A. doi:10.1016/s0378-1127(02)00529-7.
Adkins Giese, C. L.; Cuthbert, F. J. (2003). "Influence of surrounding vegetation on woodpecker nest tree selection in oak forests of the Upper Midwest, USA". Forest Ecology and Management. 179 (1–3): 523–534. Bibcode:2003ForEM.179..523A. doi:10.1016/s0378-1127(02)00529-7.
Sibley, David Allen (2017). The Sibley Field Guide to Birds of Eastern North America (Second ed.). Alfred A. Knopf. p. 229. ISBN978-0-307-95791-7. LCCN2015954431.
psu.edu
citeseerx.ist.psu.edu
Shackelford, Clifford E.; Brown, Raymond E.; Conner, Richard N. (2000). Poole, A.; Gill, F. (eds.). "Red-bellied Woodpecker (Melanerpes carolinus)". The Birds of North America. 500. Philadelphia: The Birds of North America, Inc.: 1–23. CiteSeerX10.1.1.400.3068.
Gill, Frank; Donsker, David; Rasmussen, Pamela, eds. (2020). "Woodpeckers". IOC World Bird List Version 10.1. International Ornithologists' Union. Retrieved 27 May 2020.