APA استشهاد

Treitel, G. H. (1984). An outline of the law of contract (3rd ed.). Butterworths& co. Ltd.

استشهاد بنمط شيكاغو

Treitel, G H. An Outline of the Law of Contract. 3rd ed. England: Butterworths& co. Ltd, 1984.

MLA استشهاد

Treitel, G H. An Outline of the Law of Contract. 3rd ed. Butterworths& co. Ltd, 1984.