Cita APA (7th ed.)

Buchanan, J. M., Brennan, H. G., & Tollison, R. D. (1979). What should economists do? Liberty Press.

Cita Chicago (17th ed.)

Buchanan, James M., H. Goeffrey Brennan, i Robert D. Tollison. What Should Economists Do? Indianapolis: Liberty Press, 1979.

Cita MLA (8th ed.)

Buchanan, James M., et al. What Should Economists Do? Liberty Press, 1979.