Columbia subject headings:
Harvard subject headings:
Altruism.
Conduct of life.
Kolkata (India)--Description and travel.
Kolkata (India)--Social conditions.
Refugees--India--Kolkata.
Princeton subject headings:
Altruism.
Calcutta (India)--Description and travel.
Calcutta (India)--Social conditions.
Conduct of life.
Refugees--India--Calcutta.