Columbia subject headings:
Harvard subject headings:
Caste--India--Madurai.
College students--Social networks--India--Madurai.
Equality--India--Madurai.
Friendship in youth--India--Madurai.
Interpersonal attraction.
Madurai (India)--Social life and customs.
Princeton subject headings:
Caste--India--Madurai.
College students--Social networks--India--Madurai.
Equality--India--Madurai.
Friendship in youth--India--Madurai.
Interpersonal attraction.
Madurai (India)--Social life and customs.