Dahl, R. A. (1971). Polyarchy: Participation and opposition. Yale University Press.
Chicago-čujuhus (17. p.)Dahl, Robert Alan. Polyarchy: Participation and Opposition. New Haven: Yale University Press, 1971.
MLA-čujuhus (9. p.)Dahl, Robert Alan. Polyarchy: Participation and Opposition. Yale University Press, 1971.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.