$a Kp. 3000 years of art and life in Mexico, as seen in the National Museum of Anthropology, Mexico City / Ignacio Bernal with Román Piña-Chán and Fernando Cámara-Barbachano. - New York, [1968].
670
$a Oxford online
670
$a LCA online
670
$a Kp. Los Olmecas : la cultura madre / Román Piña Chan. - México, 1994.