Treitel, G. H. (1995). The law of contract (9th ed.). Sweet & Maxwell.
Cita Chicago (17th ed.)Treitel, G. H. The Law of Contract. 9th ed. London: Sweet & Maxwell, 1995.
Cita MLA (9th ed.)Treitel, G. H. The Law of Contract. 9th ed. Sweet & Maxwell, 1995.
Atenció: Aquestes cites poden no estar 100% correctes.