Rogers, F. M., & Ackerlind, S. R. (1992). Internationalism and the three Portugals: The memoirs of Francis Millet Rogers. P. Lang.
Čikaški stil citiranja (17. izdanje)Rogers, Francis Millet, i Sheila R. Ackerlind. Internationalism and the Three Portugals: The Memoirs of Francis Millet Rogers. New York: P. Lang, 1992.
MLA način citiranja (8. izdanje)Rogers, Francis Millet, i Sheila R. Ackerlind. Internationalism and the Three Portugals: The Memoirs of Francis Millet Rogers. P. Lang, 1992.
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