APA (7th ed.) Citation

Gwartney, J. D., Macpherson, D. A., Sobel, R. S., & Stroup, R. (2018). Economics: Private and public choice (Sixteenth edition.). Cengage Learning.

Chicago Style (17th ed.) Citation

Gwartney, James D., David A. Macpherson, Russell S. Sobel, and Richard Stroup. Economics: Private and Public Choice. Sixteenth edition. Boston, Massachusetts: Cengage Learning, 2018.

MLA (9th ed.) Citation

Gwartney, James D., et al. Economics: Private and Public Choice. Sixteenth edition. Cengage Learning, 2018.