Lubbock, T., & Martin, P. (2012). On their own initiative: How politicians use direct democracy in the United States.
Chicago-čujuhus (17. p.)Lubbock, T., juo P. Martin. On Their Own Initiative: How Politicians Use Direct Democracy in the United States. 2012.
MLA-čujuhus (9. p.)Lubbock, T., juo P. Martin. On Their Own Initiative: How Politicians Use Direct Democracy in the United States. 2012.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.