Columbia subject headings:
Harvard subject headings:
Communists--Greece--Biography
Greece--Economic conditions--1918-1974.
Greece--Politics and government--20th century.
Sklēros, Geōrgios, 1878-1919.
Princeton subject headings:
Greece--History--20th century.
Greece--Politics and government--20th century.
Sklēros, Geōrgios, 1878-1919.