Urban, Patricia. <br/><br/>
Power without bounds? middle preclassic political developments in the naco valley, Honduras. 

 - Washington, DC-US :   Society for American Archaeology,   2002. 
 - p. 131-152 :   il 
 - trimestral 
 - Vol.13, no.2(Jun.2002) 
 - Latin American Antiquity ;   vol.13, no.2 .
 - Estados Unidos.   Society for American Archaeology. .