Columbia subject headings:
Immigrants--United States.
Mexican-American Border Region--Social conditions.
Mexicans--United States.
Mexico--Emigration and immigration.
United States--Emigration and immigration.
Harvard subject headings:
Ethnicity--United States--Congresses.
Foreign workers, Mexican--United States--Congresses.
Group identity--Mexican-American Border Region--Congresses.
Immigrants--United States--Congresses.
Immigrants--United States--Social conditions--Congresses.
Mexican Americans--Social conditions--Congresses.
Mexican-American Border Region--Social conditions--Congresses.
Mexicans--United States--Congresses.
Mexicans--United States--Social conditions--Congresses.
Mexico--Emigration and immigration--Congresses.
Tijuana (Baja California, Mexico)--Emigration and immigration--Congresses.
United States--Emigration and immigration--Congresses.
United States--Ethnic relations--Congresses.
Princeton subject headings:
Ethnicity--United States--Congresses.
Foreign workers, Mexican--United States--Congresses.
Immigrants--United States--Social conditions--Congresses.
Mexican Americans--United States--Social conditions--Congresses.
Mexicans--United States--Social conditions--Congresses.
Mexico--Emigration and immigration--Congresses.
Tijuana (Baja California, Mexico)--Emigration and immigration--Congresses.
United States--Emigration and immigration--Congresses.
United States--Ethnic relations--Congresses.