@phdthesis{dryerorder-hhgBobuaforTafi,
  author = {Bobuafor, Mercy},
  key    = {Bobuafor 2013},
  pages  = {xvii+465},
  school = {Rijksuniversiteit te Leiden},
  series = {LOT Dissertation Series},
  title  = {A Grammar of Tafi},
  volume = {183},
  year   = {2013}
}