Columbia subject headings:
Sintracoltabaco (Organization)--History.
Tobacco industry--Colombia--History--20th century.
Tobacco workers--Colombia--History--20th century.
Tobacco workers--Labor unions--Colombia--History--20th century.
Harvard subject headings:
Sintracoltabaco (Organization)--History.
Tobacco workers--Colombia--History--20th century.
Tobacco workers--Labor unions--Colombia--History--20th century.
Princeton subject headings: