Mexico Air Quality Management Team & Vergara, W. (2002). Improving air quality in metropolitan Mexico City: An economic evaluation. World Bank Latin America and the Caribbean Region.
Lua i Stíl Chicago (17ú heag.)Mexico Air Quality Management Team agus Walter Vergara. Improving Air Quality in Metropolitan Mexico City: An Economic Evaluation. Washington, D.C: World Bank Latin America and the Caribbean Region, 2002.
Lua MLA (8ú heag.)Mexico Air Quality Management Team agus Walter Vergara. Improving Air Quality in Metropolitan Mexico City: An Economic Evaluation. World Bank Latin America and the Caribbean Region, 2002.
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