Cita APA (7a ed.)

Friedman, L. M. (1984). American law. W.W. Norton.

Cita Chicago Style (17a ed.)

Friedman, Lawrence Meir. American Law. New York [etc.]: W.W. Norton, 1984.

Cita MLA (9a ed.)

Friedman, Lawrence Meir. American Law. W.W. Norton, 1984.