APA استشهاد

Kelly, D. (2011). Business law (6th ed.). Routledge.

استشهاد بنمط شيكاغو

Kelly, David. Business Law. 6th ed. Abingdon, Oxon ; New York, NY: Routledge, 2011.

MLA استشهاد

Kelly, David. Business Law. 6th ed. Routledge, 2011.