@article {,
	title = {The Archeology of Trade},
	journal = {Dialectical Anthropology},
	volume = {1},
	number = {1},
	year = {1975},
	pages = {43-50},
	url = {http://springerlink.metapress.com/openurl.asp?genre=article\&id=doi:10.1007/BF00244567 },
	author = {Kohl, Philip L.}
}