Levitas, R. (2010). The concept of Utopia. Peter Lang.
Cita Chicago (17th ed.)Levitas, Ruth. The Concept of Utopia. Oxford ; New York: Peter Lang, 2010.
Cita MLA (9th ed.)Levitas, Ruth. The Concept of Utopia. Peter Lang, 2010.
Atenció: Aquestes cites poden no estar 100% correctes.