Delpar, H. (1981). Red against blue: The Liberal Party in Colombian politics, 1863-1899. University of Alabama Press.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रDelpar, Helen. Red Against Blue: The Liberal Party in Colombian Politics, 1863-1899. University: University of Alabama Press, 1981.
एमएलए (9वां संस्करण) प्रशस्ति पत्रDelpar, Helen. Red Against Blue: The Liberal Party in Colombian Politics, 1863-1899. University of Alabama Press, 1981.
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