APA (7th ed.) Citation

Jr, G. R. M. (2013). When the Invasion of Land Failed: The Legacy of the Devonian Extinctions.

Chicago Style (17th ed.) Citation

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

MLA (9th ed.) Citation

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

Warning: These citations may not always be 100% accurate.