Cita APA (7a ed.)
Birley, R. (1951). Speeches and Documents in American History: 1865-1913. Oxford University.
Cita estilo Chicago (17a ed.)
Birley, Robert. Speeches and Documents in American History: 1865-1913. Londres, Inglaterra: Oxford University, 1951.
Cita MLA (9a ed.)
Birley, Robert. Speeches and Documents in American History: 1865-1913. Oxford University, 1951.
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