Cita APA (7a ed.)

Marraro, H. R. American opinion on the unification of Italy 1846-1861. Columbia University Press.

Cita Chicago Style (17a ed.)

Marraro, Howard R. American Opinion on the Unification of Italy 1846-1861. New York: Columbia University Press.

Cita MLA (9a ed.)

Marraro, Howard R. American Opinion on the Unification of Italy 1846-1861. Columbia University Press.