Gaya APA

Pegg, M, G. (2008). A most holy war : the Albigensian crusade and the battle for Christendom . New York: Oxford University Press.

Gaya MLA

Pegg, Mark, Gregory. "A most holy war : the Albigensian crusade and the battle for Christendom". New York: Oxford University Press, 2008. e-Book.