Biodiversity Heritage Library
By "Vickers, William T. "
Useful plants of the Siona and Secoya Indians of eastern Ecuador / William T. Vickers, Timothy Plowman.
By: Vickers, William T. - Plowman, Timothy.
Publication info: Chicago, Ill. :Field Museum of Natural History,1984.
Contributed by: University Library, University of Illinois Urbana Champaign