Brown, J. E., Weatherly, M. B., Fitzgerald, M. O., & Brown, E. (2007). The spiritual legacy of the American Indian: Commemorative edition with letters while living with Black Elk. World Wisdom.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Brown, Joseph Epes, Marina Brown Weatherly, Michael Oren Fitzgerald, و Elenita Brown. The Spiritual Legacy of the American Indian: Commemorative Edition with Letters While Living with Black Elk. Bloomington, Ind.: World Wisdom, 2007.
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)Brown, Joseph Epes, et al. The Spiritual Legacy of the American Indian: Commemorative Edition with Letters While Living with Black Elk. World Wisdom, 2007.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.