Columbia subject headings:
Assam (India)--Economic conditions.
Assam (India)--History.
Assam (India)--Politics and government.
Assam (India)--Social conditions.
India, Northeastern--Economic conditions.
India, Northeastern--History.
India, Northeastern--Politics and government.
India, Northeastern--Social conditions.
Harvard subject headings:
India, Northeastern--Economic conditions.
India, Northeastern--Politics and government.
India, Northeastern--Social conditions.
Princeton subject headings: