APA (7th ed.) Citation

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

Chicago Style (17th ed.) Citation

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

MLA (8th ed.) Citation

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