Παραπομπή σε μορφή APA (7η εκδ.)

McGhee, G. R. (2013). When the invasion of land failed: The legacy of the Devonian extinctions. Columbia University Press.

Παραπομπή σε μορφή Chicago (17η εκδ.)

McGhee, George R. When the Invasion of Land Failed: The Legacy of the Devonian Extinctions. New York: Columbia University Press, 2013.

Παραπομπή σε μορφή MLA (9th εκδ.)

McGhee, George R. When the Invasion of Land Failed: The Legacy of the Devonian Extinctions. Columbia University Press, 2013.