Cita APA (7a ed.)

Vinogradoff, P., & Zulueta, F. (1961). Roman law in medieval Europe (3d ed.). University Press.

Cita Chicago Style (17a ed.)

Vinogradoff, Paul, y F. Zulueta. Roman Law in Medieval Europe. 3d ed. Oxford: University Press, 1961.

Cita MLA (9a ed.)

Vinogradoff, Paul, y F. Zulueta. Roman Law in Medieval Europe. 3d ed. University Press, 1961.