APA استشهاد

Dunfee, T. W., & Gibson, F. F. (1977). Modern Business Law: An Introduction to Government and Business (2nd ed.). Oridinc.

استشهاد بنمط شيكاغو

Dunfee, Thomas W., و F. Frank Gibson. Modern Business Law: An Introduction to Government and Business. 2nd ed. Columbus: Oridinc, 1977.

MLA استشهاد

Dunfee, Thomas W., و F. Frank Gibson. Modern Business Law: An Introduction to Government and Business. 2nd ed. Oridinc, 1977.