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.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Oregon State University. Center for the Study of the First Americans, Robson Bonnichsen, و 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.
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)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.