Cita APA (7a ed.)
Chwieroth, J. M. (2002). Counterfactuals and the Study of the American Presidency. Presidential Studies Quarterly, 32(2), 293-328.
Cita Chicago Style (17a ed.)
Chwieroth, Jeffrey M. "Counterfactuals and the Study of the American Presidency." Presidential Studies Quarterly 32, no. 2 (2002): 293-328.
Cita MLA (9a ed.)
Chwieroth, Jeffrey M. "Counterfactuals and the Study of the American Presidency." Presidential Studies Quarterly, vol. 32, no. 2, 2002, pp. 293-328.
Precaución: Estas citas no son 100% exactas.