| Bole-English-Hausa Dictionary and English-Bole Wordlist Gimba Alhaji Maina : Alhaji Maina Gimba is Professor in the Department of English at the University of Maiduguri, Nigeria. |
| Bole-English-Hausa Dictionary and English-Bole Wordlist Gimba Alhaji Maina : Alhaji Maina Gimba is Professor in the Department of English at the University of Maiduguri, Nigeria. |