Smothermon, Jeffrey R. and Smothermon, Josephine H. 1993. Masa Ye, Gawa Ye Rãca Ãmara Tuti: Macuna-Español Diccionario de 850 palabras. Bogotá: Santafé de Bogotá, Colombia: Summer Institute of Linguistics. 206pp.
http://www.sil.org/americas/colombia/pubs/abstract.asp?id=34253
@book{dSmothermonSmothermonMacuna, address = {Bogotá}, author = {Smothermon, Jeffrey R. and Smothermon, Josephine H.}, pages = {206}, publisher = {Bogotá: Santafé de Bogotá, Colombia: Summer Institute of Linguistics}, title = {Masa Ye, Gawa Ye Rãca Ãmara Tuti: Macuna-Español Diccionario de 850 palabras}, url = {http://www.sil.org/americas/colombia/pubs/abstract.asp?id=34253}, year = {1993} }