Muluvi, Geoffrey M.; Kadu, Caroline A. C.; Konrad, Heino; Schueler, Silvio; Eyog-Matig, Oscar; Muchugi, Alice; Williams, Vivienne L.; Ramamonjisoa, Lolona; Kapinga, Consolatha; Foahom, Bernard; Katsvanga, Cuthbert; Hafashimana, David; Obama, Crisantos; Geburek, Thomas
(Oxford University Press, 2013)