{\rtf1\ansi\deff0\deftab360 {\fonttbl {\f0\fswiss\fcharset0 Arial} {\f1\froman\fcharset0 Times New Roman} {\f2\fswiss\fcharset0 Verdana} {\f3\froman\fcharset2 Symbol} } {\colortbl; \red0\green0\blue0; } {\info {\author Biblio}{\operator }{\title Biblio RTF Export}} \f1\fs24 \paperw11907\paperh16839 \pgncont\pgndec\pgnstarts1\pgnrestart Burger, R. L., Ch\'e1vez K. L. M., & Ch\'e1vez S. J. (2000).\'a0\'a0Through the Glass Darkly: Prehispanic obsidian procurement and exchange in southern Peru and northern Bolivia. \ul Journal of World Prehistory. 14,\ul0 267-362.\par \par }