APA استشهاد

Atiyah, P. S. (1990). The sale of goods (ed.8.). Universal Book traders.

استشهاد بنمط شيكاغو

Atiyah, P S. The Sale of Goods. ed.8. Delhi: Universal Book traders, 1990.

MLA استشهاد

Atiyah, P S. The Sale of Goods. ed.8. Universal Book traders, 1990.