Mason, A. T., & Beaney, W. M. American constitutional law (4. ed.).
Lua i Stíl Chicago (17ú heag.)Mason, Alpheus Thomas, agus William M. Beaney. American Constitutional Law. 4. ed.
Lua MLA (8ú heag.)Mason, Alpheus Thomas, agus William M. Beaney. American Constitutional Law. 4. ed.
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