APA-referens (7:e uppl.)
Constantz, G. (2004). Hollows, peepers, and highlanders: An Appalachian Mountain ecology (2nd ed.). West Virginia University Press.
Chicago-referens (17:e uppl.)
Constantz, George. Hollows, Peepers, and Highlanders: An Appalachian Mountain Ecology. 2nd ed. Morgantown: West Virginia University Press, 2004.
MLA-referens (9:e uppl.)
Constantz, George. Hollows, Peepers, and Highlanders: An Appalachian Mountain Ecology. 2nd ed. West Virginia University Press, 2004.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.