Columbia subject headings:
Philosophy, Korean--Korea (North)--Periodicals.
Philosophy, Korean--Periodicals.
Philosophy--Periodicals.
Harvard subject headings:
Economics--Periodicals
Korea (North)--Economic conditions--Periodicals.
Philosophy, Korean--Periodicals.
Philosophy--Periodicals
Princeton subject headings:
Economics--Korea (North)--Periodicals.
Economics--Periodicals.
Kim Il-sŏng Chonghap Taehak--Periodicals.
Periodicals.
Philosophy--Korea (North)--Periodicals.
Philosophy--Periodicals.