APA-ийн эшлэл(7 дахь хэвлэлт)

Ehring, D. (1997). Causation and persistence: A theory of causation. Oxford University Press.

Чикаго-гийн эшлэл (17 дахь хэвлэлт)

Ehring, Douglas. Causation and Persistence: A Theory of Causation. New York ; Oxford, [England]: Oxford University Press, 1997.

MLA -ийн эшлэл (9 дэх хэвлэлт)

Ehring, Douglas. Causation and Persistence: A Theory of Causation. Oxford University Press, 1997.