Isiokwu Ya na Ya Yiri w90 11/1 p. 4-7 Ịgbanwe Ọdịdị Mmadụ “Okwu Chineke Dị Ndụ, Na-arụsikwa Ọrụ Ike” Ụlọ Nche Ikwupụta Alaeze Jehova—1990 N’ihi Gịnị Ka Anyị Ji Aka Nká, Na-anwụkwa Anwụ? Ihe Ọmụma nke Na-eduba ná Ndụ Ebighị Ebi Ndị Ọchịchị n’Ógbè Ndị Bụ Mmụọ Ụlọ Nche Ikwupụta Alaeze Jehova—1995 Olee Otú Chineke Dị? Teta!—2008 Gịnị Meworo Ọdịdị Mmadụ? Ụlọ Nche Ikwupụta Alaeze Jehova—1990 Guzogide Setan, Ọ Ga-agbapụkwa! Ụlọ Nche Ikwupụta Alaeze Jehova—2006 Ekwensu—Ọ Bụghị Nkwenkwe Ụgha Nkịtị Ụlọ Nche Ikwupụta Alaeze Jehova—2001