Black, D. (1958). The theory of committees and elections. Cambridge Univ. Press.
Cita Chicago (17th ed.)Black, Duncan. The Theory of Committees and Elections. Camb.: Cambridge Univ. Press, 1958.
Cita MLA (8th ed.)Black, Duncan. The Theory of Committees and Elections. Cambridge Univ. Press, 1958.
Atenció: Aquestes cites poden no estar 100% correctes.