Columbia subject headings:
Industrial statistics--Periodicals.
Industrial surveys--Venezuela--Periodicals.
Industries--Venezuela--Periodicals.
Harvard subject headings:
Industrial statistics--Periodicals.
Industrial surveys--Venezuela--Periodicals.
Industries--Venezuela--Periodicals.
Princeton subject headings:
Industrial statistics--Periodicals.
Industrial surveys--Venezuela--Periodicals.
Industries--Venezuela--Periodicals.
Periodicals.