Cita APA (7th ed.)
Lee, D. Freedom and culture. Prentice-Hall.
Cita Chicago (17th ed.)
Lee, Dorothy. Freedom and Culture. Englewood cliffs: Prentice-Hall.
Cita MLA (9th ed.)
Lee, Dorothy. Freedom and Culture. Prentice-Hall.
Atenció: Aquestes cites poden no estar 100% correctes.