Kilmeade, B. (2021). The president and the freedom fighter: Abraham Lincoln, Frederick Douglass, and their battle to save America's soul. Sentinel, an imprint of Penguin Random House LLC.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रKilmeade, Brian. The President and the Freedom Fighter: Abraham Lincoln, Frederick Douglass, and Their Battle to Save America's Soul. [New York, New York]: Sentinel, an imprint of Penguin Random House LLC, 2021.
एमएलए (8वां संस्करण) प्रशस्ति पत्रKilmeade, Brian. The President and the Freedom Fighter: Abraham Lincoln, Frederick Douglass, and Their Battle to Save America's Soul. Sentinel, an imprint of Penguin Random House LLC, 2021.
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