APA استشهاد

Smith, J. C. T. (1982). A casebook on contract (7th ed.). Sweet & maxwell.

استشهاد بنمط شيكاغو

Smith, J C Thomas. A Casebook on Contract. 7th ed. London: Sweet & maxwell, 1982.

MLA استشهاد

Smith, J C Thomas. A Casebook on Contract. 7th ed. Sweet & maxwell, 1982.