Dyfyniad APA
Beinart, W., & Hughes, L. (2007). Environment and empire. Oxford University Press.
Dyfyniad Arddull Chicago
Beinart, William, and Lotte Hughes. Environment and Empire. Oxford ; New York: Oxford University Press, 2007.
Dyfyniad MLA
Beinart, William, and Lotte Hughes. Environment and Empire. Oxford University Press, 2007.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.