Cita APA (7th ed.)

McKenzie, R. B., & Tullock, G. (1975). The new world of economics: Explorations into the human experience. Richard D.Irwin.

Cita Chicago (17th ed.)

McKenzie, Richard B., i Gordon Tullock. The New World of Economics: Explorations into the Human Experience. Illinois: Richard D.Irwin, 1975.

Cita MLA (9th ed.)

McKenzie, Richard B., i Gordon Tullock. The New World of Economics: Explorations into the Human Experience. Richard D.Irwin, 1975.