Langley, L. D. (1985). The United States and the Caribbean in the twentieth century. The University of Georgia.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रLangley, Lester D. The United States and the Caribbean in the Twentieth Century. Atlanta: The University of Georgia, 1985.
एमएलए (9वां संस्करण) प्रशस्ति पत्रLangley, Lester D. The United States and the Caribbean in the Twentieth Century. The University of Georgia, 1985.
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