- Traditional educational techniques and moral development: in Cameroonian children aged 7 to 18 years: the case of Bafoung children
- Psychische Behinderung im kamerunischen Kontext verstehen (German Edition)
- Compreender a deficiência psicológica no contexto camaronês (Portuguese Edition)
- Comprendere l'handicap psicologico nel contesto camerunese (Italian Edition)
- Understanding mental disability in the Cameroonian context









