OKLAHOMA, Voices of. David Grann: Author of “Killers of the Flower Moon”, Journalist. Voices of Oklahoma [online]. [cit. 2024-01-22]. Dostupné online. (anglicky)
writingcooperative.com
AYCOCK, Anthony. An interview with David Grann. Medium [online]. 2023-09-07 [cit. 2024-01-22]. Dostupné online. (anglicky)
