Cita APA (7a ed.)

Helmholz, R. H. (2001). The ius commune in England: Four studies. Oxford University.

Cita Chicago Style (17a ed.)

Helmholz, Richard H. The Ius Commune in England: Four Studies. New York: Oxford University, 2001.

Cita MLA (9a ed.)

Helmholz, Richard H. The Ius Commune in England: Four Studies. Oxford University, 2001.