Columbia subject headings:
Trinidad and Tobago--Economic conditions.
Trinidad and Tobago--Politics and government.
Trinidad and Tobago--Social conditions.
Harvard subject headings:
Trinidad and Tobago--Economic conditions.
Trinidad and Tobago--Politics and government.
Trinidad and Tobago--Social conditions.
Princeton subject headings:
Trinidad and Tobago--Economic conditions.
Trinidad and Tobago--Politics and government.
Trinidad and Tobago--Social conditions.