United Nations. Economic Commission for Europe. Committee on Environmental Policy. (2005). Environmental performance reviews: Republic of Moldova : second review. United Nations.
Cita Chicago (17th ed.)United Nations. Economic Commission for Europe. Committee on Environmental Policy. Environmental Performance Reviews: Republic of Moldova : Second Review. New York: United Nations, 2005.
Cita MLA (9th ed.)United Nations. Economic Commission for Europe. Committee on Environmental Policy. Environmental Performance Reviews: Republic of Moldova : Second Review. United Nations, 2005.
Atenció: Aquestes cites poden no estar 100% correctes.