Turner, M. J., Redden, C. A., & Switzer, K. A. (1987). American government: Principles and practices (Teacher annotated ed.). Columbus, Ohio: Merrill.
Trích dẫn kiểu ChicagoTurner, Mary Jane, Charlotte Ann Redden, và Kenneth A. Switzer. American Government: Principles and Practices. Teacher annotated ed. Columbus, Ohio: Merrill, 1987.
Deismireacht MLATurner, Mary Jane, Charlotte Ann Redden, và Kenneth A. Switzer. American Government: Principles and Practices. Teacher annotated ed. Columbus, Ohio: Merrill, 1987.
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