Stafford, Charles. <br/><br/>
Linguistic and cultural variables in the psychology of numeracy. 

 - London-ENK :   Board,   2008. 
 - p. 128-141 
 - Trimestral 
 - (2008) 
 - Journal of the Royal Antropological Institute. Incorporating Man   .
 - Inglaterra.   Royal Antropological Institute. .
<br/><br/> Special Issue. 
<br/><br/><br/>Art¡culo en inglés.