Columbia subject headings:
Foreign workers, Italian--Italy--Periodicals.
Italy--Emigration and immigration--Periodicals.
Working class--Italy--Periodicals.
Harvard subject headings:
Foreign workers, Italian--Italy--Periodicals.
Italy--Emigration and immigration--Periodicals.
Labor--Italy--Periodicals.
Working class--Italy--Periodicals.
Princeton subject headings:
Foreign workers, Italian--Periodicals.
Italy--Emigration and immigration--Periodicals.