Silverman, Helaine. <br/><br/>
Paracas in nazca :   New data on the early horizon occupation of the rio grande de nazca drainage, Peru. 

 - Washington, DC-US :   Society for American Archaeology,   1994. 
 - p.359-382 :   il 
 - trimestral 
 - Vol.5, no.4(Dec.1994) 
 - Latin American Antiquity ;   vol.5,no.4 .
 - Estados Unidos.   Society for American Archaeology. .