References
- Haaland , R. 1987 . Socio-Economie Differentiation in the Neolithic Sudan , Cambridge Monographs in African Archaeology 20 Cambridge BAR International Series 350
- Keeley , L. H. 1982 . Hafting and retooling: Effects on the archaeological record . American Antiquity , 47 ( 4 )
- Murdock , G. P. and Provost , C. 1973 . Factors in the division of labor by sex: a cross-cultural analysis . Ethnology , 12
- Schiffer , M. B. 1976 . Behavioral Archaeology New York
- Binford , L. R. 1978 . Dimensional analysis of behavior and site structure: learning from an Eskimo hunting stand . American Antiquity , 43 ( 3 )