Healy, Paul F.
Ancient and modern maya exploitation of the jute snail (pachychilus). - Washington, DC-US : Society for American Archaeology, 1990. - p. 170-183 : il - trimestral - Vol.1, no.2(Jun.1990) - Latin American Antiquity ; vol.1,no.2 . - Estados Unidos. Society for American Archaeology. .
Ancient and modern maya exploitation of the jute snail (pachychilus). - Washington, DC-US : Society for American Archaeology, 1990. - p. 170-183 : il - trimestral - Vol.1, no.2(Jun.1990) - Latin American Antiquity ; vol.1,no.2 . - Estados Unidos. Society for American Archaeology. .
