Key, V. O., Cummings, M. C., & Maass, A. (1966). The responsible electorate: Rationality in presidential voting, 1936-1970. Belknap Press of Harvard University Press.
Chicago-viite (17. p.)Key, Valdimer Orlando, Milton C. Cummings, ja Arthur Maass. The Responsible Electorate: Rationality in Presidential Voting, 1936-1970. Cambridge: Belknap Press of Harvard University Press, 1966.
MLA-viite (9. p.)Key, Valdimer Orlando, et al. The Responsible Electorate: Rationality in Presidential Voting, 1936-1970. Belknap Press of Harvard University Press, 1966.
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