Walker, Harry. <br/><br/>
Journal of the Roayal Anthropological Institute ;   19, no. 1 

 - London-ENK :   Royal Anthropological Institute,   2013. 
 - p. 179-181 
 - Semestral 
 - 19, no. 1(2013) 
 - Journal of the Roayal Anthropological Institute ;   19, no. 1 .
 - Reino Unido.   Royal Anthropological Institute,. .