United Nations. Division for Sustainable Development & Global Initiative on Transport Emissions. (2002). Air pollution from ground transportation: An assessment of causes, strategies and tactics, and proposed actions for the international community. United Nations.
Чикаго маягийн жагсаалтUnited Nations. Division for Sustainable Development ба Global Initiative on Transport Emissions. Air Pollution from Ground Transportation: An Assessment of Causes, Strategies and Tactics, and Proposed Actions for the International Community. New York: United Nations, 2002.
MLA ишлэлUnited Nations. Division for Sustainable Development ба Global Initiative on Transport Emissions. Air Pollution from Ground Transportation: An Assessment of Causes, Strategies and Tactics, and Proposed Actions for the International Community. United Nations, 2002.