Oregon State University. Center for the Study of the First Americans, Bonnichsen, R., & Turnmire, K. L. (1999). Ice Age people of North America: Environments, origins, and adaptations. Oregon State University Press for the Center for the Study of the First Americans.
Trích dẫn kiểu Chicago (xuất bản lần thứ 7)Oregon State University. Center for the Study of the First Americans, Robson Bonnichsen, và Karen L. Turnmire. Ice Age People of North America: Environments, Origins, and Adaptations. Corvallis: Oregon State University Press for the Center for the Study of the First Americans, 1999.
Trích dẫn kiểu MLA (xuất bản lần thứ 8)Oregon State University. Center for the Study of the First Americans, et al. Ice Age People of North America: Environments, Origins, and Adaptations. Oregon State University Press for the Center for the Study of the First Americans, 1999.