Cita APA (7a ed.)

Hart, G. (2006). The shield and the cloak: The security of the commons. Oxford University Press.

Cita Chicago Style (17a ed.)

Hart, Gary. The Shield and the Cloak: The Security of the Commons. Oxford ; New York: Oxford University Press, 2006.

Cita MLA (9a ed.)

Hart, Gary. The Shield and the Cloak: The Security of the Commons. Oxford University Press, 2006.