"Cause, Process, and Dynamics in the Evolutionism of E.B. Tylor," Southwestern Journal of Anthropology, 20, No.2, 123-144., 1964

"Cause, Process, and Dynamics in the Evolutionism of E.B. Tylor," Southwestern Journal of Anthropology, 20, No.2, 123-144., 1964, Box: 124, Folder: 3. Morris Edward Opler papers, 14-25-3238. Division of Rare and Manuscript Collections. https://archives.library.cornell.edu/repositories/2/archival_objects/240763 Accessed February 11, 2026.