Hartman, D. (2023). Battle of ink and ice: A sensational story of news barons, North Pole explorers, and the making of modern media. Viking.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रHartman, Darrell. Battle of Ink and Ice: A Sensational Story of News Barons, North Pole Explorers, and the Making of Modern Media. [New York, NY]: Viking, 2023.
एमएलए (8वां संस्करण) प्रशस्ति पत्रHartman, Darrell. Battle of Ink and Ice: A Sensational Story of News Barons, North Pole Explorers, and the Making of Modern Media. Viking, 2023.
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