Mundo Livre | Universidade Federal Fluminense (UFF). Cambridge University Press.
Cita Chicago (17th ed.)Mundo Livre | Universidade Federal Fluminense (UFF). Cambridge University Press.
Cita MLA (8th ed.)Mundo Livre | Universidade Federal Fluminense (UFF). Cambridge University Press.
Atenció: Aquestes cites poden no estar 100% correctes.