Marcos, Jorge G. <br/><br/>
Cruising to acapulco and back thorny oyster set: a model for a lineal exchange system. 

 - Estados Unidos-US :   Steward anthropological society,   1978. 
 - páginas 99-132 :  
 - Irregular 
 - Vol.9, no.1(1978) 
 - Steward anthropological society.Separata ;   no.1 .
 - Steward anthropological society. .