Columbia subject headings:
Community development--Environmental aspects--Mexico--Case studies.
Community development--Technological innovations--Mexico--Case studies.
Technological innovations--Environmental aspects--Mexico--Case studies.
Harvard subject headings:
Community development--Environmental aspects--Mexico--Case studies.
Community development--Technological innovations--Mexico--Case studies.
Technological innovations--Environmental aspects--Mexico--Case studies.
Princeton subject headings:
Community development--Environmental aspects--Mexico--Case studies.
Community development--Technological innovations--Mexico--Case studies.
Technological innovations--Environmental aspects--Mexico--Case studies.