Hildebrandt, William R. <br/><br/>
American Antiquity ;   vol. 68 no. 4 

 - Washington-US :   Society for American Archaeology,   2003. 
 - p. 790-792 :   il. 
 - Trimestral 
 - Vol. 68, no, 4 (Oct 2003) 
 - American Antiquity ;   vol. 68 no. 4 .
 - Washington.   Society for American Archaeology. .