Persson, Andrew M. and Persson, Janet R. 1991. Mödö-English dictionary with grammar. (Bilingual Dictionaries of Sudan, 1.) Sudan: Summer Institute of Linguistics. 148pp.
@book{sdPerssonPerssonModo, author = {Persson, Andrew M. and Persson, Janet R.}, pages = {148}, publisher = {Sudan: Summer Institute of Linguistics}, series = {Bilingual Dictionaries of Sudan}, title = {Mödö-English dictionary with grammar}, volume = {1}, year = {1991} }