1. Warfare in the New Guinea highlands;Berndt;American Anthropologist,1964
2. Natural economy or money economy: a pseudo-dilemma;Bloch,1967
3. Some principles of exchange and investment among the Tiv;Bohannan;American Anthropologist,1955
4. Introduction;Bohannan,1962
5. Political aspects of the moka ceremonial exchange system among the Kyaka people of the western highlands of New Guinea;Bulmer;Oceania,1960