Hammond, Norman. <br/><br/>
The long goodbye :   Middle preclassic maya archaeology at cuello, belize. 

 - Washington, DC-US :   Society for American Archaeology,   1995. 
 - p.120-128 :   il 
 - trimestral 
 - Vol.6, no.2(Jun.1995) 
 - Latin American Antiquity ;   vol.6, no.2 .
 - Estados Unidos.   Society for American Archaeology. .