Παραπομπή APA

Mckenzie, R. B., & Tullock, G. (1981). The new world of economics: Explorations into the human experience (3rd edition.). Homewood, Ill.: R.D. Irwin.

Παραπομπή Chicago Style

Mckenzie, Richard B., and Gordon Tullock. The New World of Economics: Explorations Into the Human Experience. 3rd edition. Homewood, Ill.: R.D. Irwin, 1981.

Παραπομπή MLA

Mckenzie, Richard B., and Gordon Tullock. The New World of Economics: Explorations Into the Human Experience. 3rd edition. Homewood, Ill.: R.D. Irwin, 1981.

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