Niyongabo,Ernest Hope and betrayal : a study of Mguyi wa thiong'o's weep not, child and a grain of wheat / Dominic Nformi Nganyu . - Bujumbura : university of Burundi, 2010 . - IV-68 f. ; 29 cm. Mémoire de licence.-UB,2010 Source: don Universal Decimal Class. No.: 325.382.0.