Columbia subject headings:
Canada--Emigration and immigration.
Immigrants--United States.
Punjab (India)--Politics and government.
Sikhs--Canada--Attitudes.
Sikhs--Canada--Politics and government.
Sikhs--Politics and government.
Sikhs--United States--Attitudes.
Sikhs--United States--Politics and government.
Harvard subject headings:
Immigrants--Canada
Immigrants--United States
Punjab (India)--Politics and government.
Sikhs--Canada--Attitudes.
Sikhs--Canada--Politics and government.
Sikhs--Politics and government
Sikhs--United States--Attitudes.
Sikhs--United States--Politics and government.
Princeton subject headings: