@incollection{brown1955,
  address   = {London},
  author    = {Brown, P.},
  booktitle = {Peoples of the Niger-Benue Confluence},
  editor    = {Forde, D.},
  key       = {Brown (1955)},
  pages     = {53-74},
  publisher = {London: International African Inst. (IAI)},
  series    = {Ethnographic survey of Africa, Western Africa},
  title     = {The Igbira},
  volume    = {10},
  year      = {1955}
}