APA-ийн эшлэл(7 дахь хэвлэлт)

Stephenson, S. L. (2013). A natural history of the central Appalachians. West Virginia University Press.

Чикаго-гийн эшлэл (17 дахь хэвлэлт)

Stephenson, Steven L. A Natural History of the Central Appalachians. Morgantown: West Virginia University Press, 2013.

MLA -ийн эшлэл (9 дэх хэвлэлт)

Stephenson, Steven L. A Natural History of the Central Appalachians. West Virginia University Press, 2013.