Anderson, Stephen C.; Ngonda, Frédéric | Memá pie, ê ntentyú nê gubé gie é gáŋté | 1984 | | |
Anderson, Juliette; Anderson, Stephen C.; Ngonda, Frédéric; Shell, Olive A. | Pége zíʼí létoŋ ngyembɔɔn 2 | 1987 | | |
Anderson, Stephen C.; Ngonda, Frédéric | Puʼ kwɔb ngyembɔɔn | 1985 | | |
Anderson, Stephen C.; Ngonda, Frédéric | Epyua pie pɔ́ té ncyo gẇiin néŋe ntentyú | 1984 | | |
Anderson, Juliette; Anderson, Stephen C.; Ngonda, Frédéric | Pege zíʼí létoŋ Ngiembɔɔn: 1 | 1998 | | |
Anderson, Juliette; Anderson, Stephen C.; Ngonda, Frédéric; Shell, Olive A. | Pége zíʼí létoŋ ngyembɔɔn 1 | 1987 | | |