Columbia subject headings:
Poor--United States.
Social work with immigrants--United States.
Social work with minorities--United States.
United States--Emigration and immigration--Social aspects.
Harvard subject headings:
Poor--United States
Social work with immigrants--United States.
Social work with minorities--United States.
United States--Emigration and immigration--Social aspects.
Princeton subject headings:
Poor--United States.
Social work with immigrants--United States.
Social work with minorities--United States.
United States--Emigration and immigration--Social aspects.