Columbia subject headings:
Harvard subject headings:
Central America--Commerce.
Industrial policy--Central America.
Industrial promotion--Central America--Finance.
Industries--Central America.
Manufactures--Central America.
Princeton subject headings:
Central America--Commerce--Congresses.
Industrial policy--Central America--Congresses.
Industrial promotion--Central America--Finance--Congresses.
Industries--Central America--Congresses.
Manufacturing industries--Central America--Congresses.