Mangulu, André Motingea. 2008. Aspects du bongili de la Sangha-Likouala, suivis de l'esquisse du parler énga de Mampoko, Lulonga. (Language monograph series, 4.) Tokyo: Institute for the Study of Languages and Cultures of Asia and Africa (ILCAA), Tokyo University of Foreign Studies. xii+107pp.
@book{sManguluBongili, author = {Mangulu, André Motingea}, pages = {xii+107}, publisher = {Tokyo: Institute for the Study of Languages and Cultures of Asia and Africa (ILCAA), Tokyo University of Foreign Studies}, series = {Language monograph series}, title = {Aspects du bongili de la Sangha-Likouala, suivis de l'esquisse du parler énga de Mampoko, Lulonga}, volume = {4}, year = {2008} }