Hammer, J., & Boehmer, P. (2016). The bad-ass librarians of Timbuktu: And their race to save the world's most precious manuscripts (Unabridged.). HighBridge Audio.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Hammer, Joshua, و Paul Boehmer. The Bad-ass Librarians of Timbuktu: And Their Race to Save the World's Most Precious Manuscripts. Unabridged. [Minneapolis, MN]: HighBridge Audio, 2016.
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)Hammer, Joshua, و Paul Boehmer. The Bad-ass Librarians of Timbuktu: And Their Race to Save the World's Most Precious Manuscripts. Unabridged. HighBridge Audio, 2016.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.