John_Peters_Humphrey
Roberta_Jamieson
Iwu_Nchebe_Gburugburu_Ebe_Obibi_nke_Canada,_1999
Iwu_Ịsọ_mpi
Ụtụ_isi_carbon_nke_Quebec
Ihe_mgbu_Hansen
Iwu_Ịnweta_Ọrụ_Ịkwụsị_Ime
Iwu_Nnyocha_Jikọtara