. . "Igbo Lexicologia." . . "Nigeria" . . "Ibo (taal)" . . "Igbo Verbs." . . "Grammaticale functie." . . . . . "The argument structure of Igbo verbs"@en . . "The argument structure of Igbo verbs" . . . . . . . . . . . . "The Argument structure of Igbo verbs" . . . . . . . . . "Werkwoorden." . .