Blench n.d.

Blench, Roger. n.d. The West Kainji Languages of Northwestern Nigeria: Comparative Wordlist. Accessed 11 March 2008.

@misc{8130,
  author = {Blench, Roger},
  title  = {The West Kainji Languages of Northwestern Nigeria: Comparative Wordlist. Accessed 11 March 2008.},
  year   = {n.d.}
}