Tambs, Lewis A. <br/><br/>
Rubber, rebels and Rio Branco  : the contest for the acre 
/ Lewis A. Tambs 
 - Durham, North Carolina  Duke University Press  1966 
 - 244-273 p. [30 p.] 
 - The Hispanic American Historical Rev.iew  v.. 46, agosto 1966n. 3 .