Eco, U., & McEwen, A. (2002). Five moral pieces: Five moral pieces. Vintage.
Cita Chicago (17th ed.)Eco, Umberto, i Alastair McEwen. Five Moral Pieces: Five Moral Pieces. London: Vintage, 2002.
Cita MLA (9th ed.)Eco, Umberto, i Alastair McEwen. Five Moral Pieces: Five Moral Pieces. Vintage, 2002.
Atenció: Aquestes cites poden no estar 100% correctes.