Cita APA (7th ed.)

Diamond, J. M., & Robinson, J. A. (2010). Natural experiments of history. Belknap Press of Harvard University Press.

Cita Chicago (17th ed.)

Diamond, Jared M., i James A. Robinson. Natural Experiments of History. Cambridge, Mass: Belknap Press of Harvard University Press, 2010.

Cita MLA (9th ed.)

Diamond, Jared M., i James A. Robinson. Natural Experiments of History. Belknap Press of Harvard University Press, 2010.