Artículo:

Dawn of Humans. Who were the first Americans? It's an open question as archaeologists weigh the newest evidence

Autor:

Michael Parfit

Página:

40

Publicación:

National Geographic

Volúmen:

198

Número:

6

Periodo:

Diciembre 2000

ISSN:

00279358

SrcID:

00279358-2000-12.TXT