Mbelele, Peter; Utpatel, Christian; Sauli, Elingarami; Mpolya, Emmanuel; Mutayoba, Beatrice; Barilar, Ivan; Dreyer, Viola; Merker, Matthias; Sariko, Margaretha; Swema, Buliga; Mmbaga, Blandina; Gratz, Jean; Addo, Kennedy; Pletschette, Michel; Niemann, Stefan; Houpt, Eric; Mpagama, Stellah; Heysell, Scott (Oxford University Press, )