Columbia subject headings:
Agaves--Mexico--Exhibitions.
Agaves--Mexico.
Agaves--Utilization--Mexico.
Pulque--Exhibitions.
Pulque.
Harvard subject headings:
Agaves--Mexico--Exhibitions.
Agaves--Mexico--Utilization.
Agaves--Mexico.
Pulque--Exhibitions.
Pulque.
Princeton subject headings:
Agave products industry--Mexico--Exhibitions.
Agaves--Mexico--History--Exhibitions.
Pulque--Mexico--History--Exhibitions.