Adovasio, J. M. <br/><br/>
Never say never again :   some thoughts on could haves and might have beens. 

 - Washington-US :   Society for American Archaeology,   1992. 
 - p. 327-331 :   il. 
 - Trimestral 
 - Vol. 57, no, 2 (Apr 1992) 
 - American Antiquity ;   vol. 57 no. 2 .
 - Washington.   Society for American Archaeology. .
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