Van der Kroef 1957

Van der Kroef, J.M. 1957. Patterns of Cultural Change in Three Primitive Societies. Social Research 24. 427-456.

http://www.jstor.org/stable/40982515

@article{vanderkroef1957,
  author  = {Van der Kroef, J.M.},
  journal = {Social Research},
  number  = {4},
  pages   = {427-456},
  title   = {Patterns of Cultural Change in Three Primitive Societies},
  url     = {http://www.jstor.org/stable/40982515},
  volume  = {24},
  year    = {1957}
}