Paxton Hewitt, William. <br/><br/>
Hierve el agua, Mexico :   Its water and its corn-growing potetial. 

 - Washington, DC-US :   Society for American Archaeology,   1994. 
 - p.177-181 :  
 - trimestral 
 - Vol.5, no.2(Jun.1994) 
 - Latin American Antiquity ;   vol.5,no.2 .
 - Estados Unidos.   Society for American Archaeology. .
<br/><br/> Articulo dentro de report.