@article {Brotherston:1  October 2001:0269-1728:299,
	author = "Brotherston G.",
	title = "Native numeracy in tropical America",
	journal = "Social Epistemology",
	volume = "15",
	year = "1  October 2001",
	abstract = "",
	pages = "299-317(19)",
	url = "http://www.ingentaconnect.com/content/routledg/tsep/2001/00000015/00000004/art00004"
}