@book{Robinson-1942,
  address    = {London},
  author     = {Robinson, Charles H.},
  publisher  = {Kegan Paul},
  title      = {Hausa Grammar},
  year       = {1942},
  iso_code   = {hau},
  olac_field = {syntax; typology; semantics; general_linguistics},
  wals_code  = {hau}
}