Humphrey, Caroline.
Barter, Exchange and Value: An anthropological approach / - 1st ed / - Cambridge CB2 1RP : Cambridge University Press , 1996 - p203 :
0-521-40682-X
Ceremonial exchange
Y:34(X5691) / N2
Barter, Exchange and Value: An anthropological approach / - 1st ed / - Cambridge CB2 1RP : Cambridge University Press , 1996 - p203 :
0-521-40682-X
Ceremonial exchange
Y:34(X5691) / N2