Bugenhagen, Salme & Robert Bugenhagen. 2007. Ro Ta Ipiyooto Sua Mbula Uunu, Mbula-English dictionary. Ukarumpa: Summer Institute of Linguistics, New Guinea Branch.
@book{bugenhagenandbugenhagen2007,
address = {Ukarumpa},
author = {Bugenhagen, Salme and Bugenhagen, Robert},
key = {Bugenhagen and Bugenhagen 2007},
publisher = {Summer Institute of Linguistics, New Guinea Branch},
title = {Ro Ta Ipiyooto Sua Mbula Uunu, Mbula-English dictionary},
year = {2007}
}