APA-viite (7. p.)
Craig, E. (1990). Knowledge and the state of nature: An essay in conceptual synthesis. Clarendon Press ; Oxford University Press.
Chicago-viite (17. p.)
Craig, Edward. Knowledge and the State of Nature: An Essay in Conceptual Synthesis. Oxford : New York: Clarendon Press ; Oxford University Press, 1990.
MLA-viite (9. p.)
Craig, Edward. Knowledge and the State of Nature: An Essay in Conceptual Synthesis. Clarendon Press ; Oxford University Press, 1990.
Varoitus: Nämä viitteet eivät aina ole täysin luotettavia.