Brown, David O. <br/><br/>
Preclassic obsidian procurement and utilization at the maya site of colha, Belize. 

 - Washington, DC-US :   Society for American Archaeology,   2004. 
 - p. 222-240 :   il 
 - trimestral 
 - Vol.15, no.2(Jun.2004) 
 - Latin American Antiquity ;   vol.15, no.2 .
 - Estados Unidos.   Society for American Archaeology. .
<br/><br/> Articulo dentro de reports.