Hammer, J. (2016). The bad-ass librarians of timbuktu: And their race to save the world's most precious manuscripts.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रHammer, Joshua. The Bad-ass Librarians of Timbuktu: And Their Race to Save the World's Most Precious Manuscripts. 2016.
एमएलए (8वां संस्करण) प्रशस्ति पत्रHammer, Joshua. The Bad-ass Librarians of Timbuktu: And Their Race to Save the World's Most Precious Manuscripts. 2016.
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