O'Mara, M. (2016). Pivotal Tuesdays: Four Elections that Shaped the Twentieth Century. University of Pennsylvania Press. https://doi.org/10.9783/9780812291711
Chicago-Zitierstil (17. Ausg.)O'Mara, Margaret. Pivotal Tuesdays: Four Elections That Shaped the Twentieth Century. Philadelphia, Pa: University of Pennsylvania Press, 2016. https://doi.org/10.9783/9780812291711.
MLA-Zitierstil (9. Ausg.)O'Mara, Margaret. Pivotal Tuesdays: Four Elections That Shaped the Twentieth Century. University of Pennsylvania Press, 2016. https://doi.org/10.9783/9780812291711.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.