Columbia subject headings:
Energy industries--Mexico--Maps.
Maps.
Mexico--Maps.
Natural gas--Mexico--Maps.
Petroleum industry and trade--Mexico--Maps.
Petroleum--Mexico--Maps.
Pipelines--Mexico--Maps.
Power resources--Mexico--Maps.
Harvard subject headings:
Electric power distribution--Mexico--Maps.
Electric power transmission--Mexico--Maps.
Gas fields--Mexico--Maps.
Gas pipelines--Mexico--Maps.
Liquefied natural gas--Transportation--Mexico--Maps.
Oil fields--Mexico--Maps.
Petroleum industry and trade--Mexico--Maps.
Petroleum pipelines--Mexico--Maps.
Thematic maps
Princeton subject headings: