APA (7th ed.) Citation

Camfferman, K., Black, E., Weisman, D., Hunt, M. A., Shayer, D., Gaviria, C., . . . Johnston, J. (2001). Letters. Economist, 361(8253), 16.

Chicago Style (17th ed.) Citation

Camfferman, Kees, Edwin Black, Daniel Weisman, M. A. Hunt, David Shayer, Cesar Gaviria, David Matthias, and John Johnston. "Letters." Economist 361, no. 8253 (2001): 16.

MLA (9th ed.) Citation

Camfferman, Kees, et al. "Letters." Economist, vol. 361, no. 8253, 2001, p. 16.