Campbell, B. C. (1980). Representative Democracy: Public Policy and Midwestern Legislatures in the Late Nineteenth Century. Harvard University Press. https://doi.org/10.4159/harvard.9780674732049
Chicago-Zitierstil (17. Ausg.)Campbell, Ballard C. Representative Democracy: Public Policy and Midwestern Legislatures in the Late Nineteenth Century. Cambridge, Mass: Harvard University Press, 1980. https://doi.org/10.4159/harvard.9780674732049.
MLA-Zitierstil (9. Ausg.)Campbell, Ballard C. Representative Democracy: Public Policy and Midwestern Legislatures in the Late Nineteenth Century. Harvard University Press, 1980. https://doi.org/10.4159/harvard.9780674732049.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.