Style de citation APA (7e éd.)

(1998). Valuing the global environment: Actions & investments for a 21st century. Global Environment Facility.

Style de citation Chicago (17e éd.)

Valuing the Global Environment: Actions & Investments for a 21st Century. Washington, D.C.: Global Environment Facility, 1998.

Style de citation MLA (8e éd.)

Valuing the Global Environment: Actions & Investments for a 21st Century. Global Environment Facility, 1998.