Gregory, C. O., & Kalven, H. (1969). Cases and materials on torts (2a. ed.). Little, Brown and Company.
Cita Chicago (17th ed.)Gregory, Charles O., i Harry Kalven. Cases and Materials on Torts. 2a. ed. Boston: Little, Brown and Company, 1969.
Cita MLA (9th ed.)Gregory, Charles O., i Harry Kalven. Cases and Materials on Torts. 2a. ed. Little, Brown and Company, 1969.
Atenció: Aquestes cites poden no estar 100% correctes.