Columbia subject headings:
Energy conservation--Korea (South)--Periodicals.
Energy policy--Korea (South)--Periodicals.
Power resources--Korea (South)--Periodicals.
Harvard subject headings:
Energy conservation--Korea (South)--Periodicals.
Energy policy--Korea (South)--Periodicals.
Power resources--Korea (South)--Periodicals.
Princeton subject headings:
Energy conservation--Korea (South)--Periodicals.
Energy policy--Korea (South)--Periodicals.
Periodicals.
Power resources--Korea (South)--Periodicals.