Blench n.d.

Blench, Roger. n.d. A dictionary of Echie, an Igboid language of Southern Nigeria. accessed March 11, 2008.

@misc{2167,
  author = {Blench, Roger},
  title  = {A dictionary of Echie, an Igboid language of Southern Nigeria. accessed March 11, 2008.},
  year   = {n.d.}
}