Makala Na Mwandishi Shahidi aliye HaiApril 15, 1982Howard AlexanderIndiana: Tofauti Ndani, Maono BilaNovember 15, 1974Howard AlexanderJe, Tunahitajika Afrika Mashariki?January 15, 1968Howard AlexanderMazoezi ya Kutokuwepo kwa MunguJuly 15, 1965Howard AlexanderNini Kama?May 15, 1962Howard Alexander
