Scherer, Andrew K. <br/><br/>
Bioarcheological evidence forsocial and temporal differences in diet at piedras negras, Guatemala. 

 - Washington, DC-US :   Society for American Archaeology,   2007. 
 - p. 85-104 :   il 
 - trimestral 
 - Vol.18, no.1(Mar.2007) 
 - Latin American Antiquity ;   vol.18, no.1 .
 - Estados Unidos.   Society for American Archaeology. .
<br/><br/> Articulo dentro de reports.