Cita APA (7a ed.)

Smith, J. C., & Thomas, J. A. C. (1966). A casebook on contract (3rd ed.). Sweet & Maxwell.

Cita Chicago Style (17a ed.)

Smith, J. C., y J. A. C. Thomas. A Casebook on Contract. 3rd ed. London: Sweet & Maxwell, 1966.

Cita MLA (9a ed.)

Smith, J. C., y J. A. C. Thomas. A Casebook on Contract. 3rd ed. Sweet & Maxwell, 1966.