Gaya APA
Rawls, John. (1971).
A Theory of justice .
London:
Oxford.
Gaya Chicago
Rawls, John.
A Theory of justice.
London:
Oxford,
1971.
Text.
Gaya MLA
Rawls, John.
A Theory of justice.
London:
Oxford,
1971.
Text.
Gaya Turabian
Rawls, John.
A Theory of justice.
London:
Oxford,
1971.
Print.