Held, D. (1987). Models of Democracy. Basil Blackwell.
Chicago-čujuhus (17. p.)Held, David. Models of Democracy. Oxford: Basil Blackwell, 1987.
MLA-čujuhus (9. p.)Held, David. Models of Democracy. Basil Blackwell, 1987.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.