Cita APA (7a ed.)

Alger, C. F., Lyons, G. M., & Trent, J. E. (1995). The United Nations system: The policies of member states. United Nations University Press.

Cita Chicago Style (17a ed.)

Alger, Chadwick F., Gene M. Lyons, y John E. Trent. The United Nations System: The Policies of Member States. Tokyo [etc.]: United Nations University Press, 1995.

Cita MLA (9a ed.)

Alger, Chadwick F., et al. The United Nations System: The Policies of Member States. United Nations University Press, 1995.