@booklet {,
	title = {Specialization, exchange, and complex societies},
	journal = {New directions in archaeology},
	year = {1987},
	note = {86006856 //r94edited by Elizabeth M. Brumfiel and Timothy K. Earle.Includes indexes.Bibliography: p. 130-145.},
	pages = {150},
	publisher = {Cambridge University Press},
	address = {Cambridge Cambridgeshire ; New York},
	keywords = {Commerce, Complex societies, Occupations History, Prehistoric, Social evolution, Social structure},
	isbn = {0521321182},
	author = {Brumfiel, Elizabeth M. and Earle, Timothy K.}
}