(1998). Valuing the global environment: Actions & investments for a 21st century. Global Environment Facility.
Chicago Style (17th ed.) CitationValuing the Global Environment: Actions & Investments for a 21st Century. Washington, D.C.: Global Environment Facility, 1998.
ציטוט MLAValuing the Global Environment: Actions & Investments for a 21st Century. Global Environment Facility, 1998.
אזהרה: ציטוטים אלה לעיתים לא מדויקים ב 100%.