Schuh and Yalwa 1993

Schuh, Russell G. and Yalwa, Lawan D. 1993. Illustrations of the IPA: Hausa. Journal of the International Phonetic Association 23. 77–82. Cambridge University Press.

@article{hau_schuh1993,
  author    = {Schuh, Russell G. and Yalwa, Lawan D.},
  journal   = {Journal of the International Phonetic Association},
  number    = {2},
  pages     = {77–82},
  publisher = {Cambridge University Press},
  title     = {Illustrations of the IPA: Hausa},
  volume    = {23},
  year      = {1993}
}