Columbia subject headings:
Foreign trade regulation--Peru--Periodicals.
Peru--Commerce--Periodicals.
Peru--Commercial policy--Periodicals.
Harvard subject headings:
Foreign trade regulation--Peru--Periodicals.
Peru--Commerce--Periodicals.
Peru--Commercial policy--Periodicals.
Princeton subject headings:
Foreign trade regulation--Peru--Periodicals.
Periodicals.
Peru--Commerce--Periodicals.
Peru--Commercial policy--Periodicals.