Cita APA (7th ed.)
Runciman, S. (1980). The First Crusade (Abridged ed.). Cambridge University Press.
Cita Chicago (17th ed.)
Runciman, Steven. The First Crusade. Abridged ed. Cambridge ; New York: Cambridge University Press, 1980.
Cita MLA (9th ed.)
Runciman, Steven. The First Crusade. Abridged ed. Cambridge University Press, 1980.
Atenció: Aquestes cites poden no estar 100% correctes.