Gruhn, Ruth.
The South American Twist : Clovis first Doesn't fit the rich prehistory of the Southern Continent. - Oregon-XXU : The Leach Publishing Group, 2000. - p. 51-53 : il. - Bimestral - Vol. 2, no. 1, (Jan./Feb. 2000) - Discovering Archaeology ; no. 1 . - Estados Unidos. The Leach Publishing Group. .
Art¡culo en inglés.
The South American Twist : Clovis first Doesn't fit the rich prehistory of the Southern Continent. - Oregon-XXU : The Leach Publishing Group, 2000. - p. 51-53 : il. - Bimestral - Vol. 2, no. 1, (Jan./Feb. 2000) - Discovering Archaeology ; no. 1 . - Estados Unidos. The Leach Publishing Group. .
Art¡culo en inglés.
