Columbia subject headings:
Multiculturalism--Europe--Philosophy.
Multiculturalism--Europe.
Protest movements--Europe--Philosophy.
Protest movements--Europe.
Social conflict--Europe--Philosophy.
Social conflict--Europe.
Social contract--Philosophy.
Social contract.
Social movements--Europe--Philosophy.
Social movements--Europe.
Social structure--Europe--Philosophy.
Social structure--Europe.
Harvard subject headings:
Multiculturalism--Europe
Multiculturalism--Europe--Philosophy.
Protest movements--Europe--Philosophy.
Protest movements--Europe.
Social conflict--Europe--Philosophy.
Social conflict--Europe.
Social contract
Social contract--Philosophy.
Social movements--Europe--Philosophy.
Social movements--Europe.
Social structure--Europe--Philosophy.
Social structure--Europe.
Princeton subject headings: