Columbia subject headings:
Harvard subject headings:
Banks and banking, Cooperative--Korea--Yŏngnam Region--History--Sources.
Mutualism--Korea--Yŏngnam Region--History--Sources.
Neighborhood government--Korea--Yŏngnam Region--History--Sources.
Yŏngnam Region (Korea)--History--Sources.
Princeton subject headings:
Banks and banking, Cooperative--Korea--Yŏngnam Region--History.--Sources.
Mutualism--Korea--Yŏngnam Region--History--Sources.
Neighborhood government--Korea--Yŏngnam Region--History--Sources.
Yŏngnam Region (Korea)--History--Sources.