Cita APA (7a ed.)

Wetlands International, Delany, S., & Scott, D. A. (2002). Waterbird population estimates (third edition.). Wetlands International.

Cita Chicago Style (17a ed.)

Wetlands International, Simon,compilador Delany, y Derek A. Scott. Waterbird Population Estimates. third edition. United Kingdom: Wetlands International, 2002.

Cita MLA (9a ed.)

Wetlands International, et al. Waterbird Population Estimates. third edition. Wetlands International, 2002.