NGO NDJEYIHA, M., and J. S. NGAMI KAMAGOUA. “Medumba Language Use by Non-Natives: Factor of Social Integration or Singularity”. Journal of Learning on History and Social Sciences, vol. 1, no. 3, Apr. 2024, pp. 12-22, doi:10.61796/ejlhss.v1i3.22.