Wright, George Frederick (1912). Origin and Antiquity of Man. Bibliotheca sacra Company. pp. 268–290. Archived from the original on 2022-09-28. Retrieved 2022-09-27.
Lippard, Jim (1989). "Out-of-Order Human Artifacts"(PDF). Creation/Evolution (25): 31. Archived(PDF) from the original on 2022-09-27. Retrieved 2024-08-08.
neh.gov
"The First Americans". The National Endowment for the Humanities. Archived from the original on 2022-08-29. Retrieved 2022-09-27.
Wright, George Frederick (1912). Origin and Antiquity of Man. Bibliotheca sacra Company. pp. 268–290. Archived from the original on 2022-09-28. Retrieved 2022-09-27.
"The First Americans". The National Endowment for the Humanities. Archived from the original on 2022-08-29. Retrieved 2022-09-27.
Lippard, Jim (1989). "Out-of-Order Human Artifacts"(PDF). Creation/Evolution (25): 31. Archived(PDF) from the original on 2022-09-27. Retrieved 2024-08-08.