Cita APA (7a ed.)

Curtis, D. 1., Hubbard, M., Shepherd, A., & Clay, E. J. (1988). Preventing famine: Policies and prospects for Africa. Routledge.

Cita Chicago Style (17a ed.)

Curtis, Donald,‏ 1939-‏, Michael Hubbard, Andrew Shepherd, y Edward J. Clay. Preventing Famine: Policies and Prospects for Africa. London, [etc.]: Routledge, 1988.

Cita MLA (9a ed.)

Curtis, Donald,‏ 1939-‏, et al. Preventing Famine: Policies and Prospects for Africa. Routledge, 1988.