Columbia subject headings:
Harvard subject headings:
Ireland--Census, 1981.
Migrant labor--Ireland.
Migration, Internal--Ireland.
Romanies--Ireland--Economic conditions.
Romanies--Ireland--Social conditions.
Tinkers--Ireland--Economic conditions.
Tinkers--Ireland--Social conditions.
Princeton subject headings:
Ireland, Census, 1981.
Migrant labor--Ireland.
Migration, Internal--Ireland.
Romanies--Ireland--Economic conditions.
Romanies--Ireland--Social conditions.
Tinkers--Ireland--Economic conditions.
Tinkers--Ireland--Social conditions.