Kroeber, A. L.
Anthropology. 1948. Harcourt, Brace.
Linton, Ralph
The Tree of Culture. 1955. Alfred A. Knopf, Inc.
Redfield, Robert
The Primitive World and Its Transformations. 1953. Cornell University Press.
Steward, Julian H.
Theory of Culture Change. 1955. University of Illinois Press.
White, Leslie
The Science of Culture. 1949. Farrar, Strauss.