Cita APA (7a ed.)

Posner, R. A. (1986). Economic analysis of law (3rd ed.). Little, Brown.

Cita Chicago Style (17a ed.)

Posner, Richard A. Economic Analysis of Law. 3rd ed. Boston [etc.]: Little, Brown, 1986.

Cita MLA (9a ed.)

Posner, Richard A. Economic Analysis of Law. 3rd ed. Little, Brown, 1986.