@book{91056,
  address          = {Cambridge},
  author           = {Ward, Ida Caroline},
  pages            = {xvi+186},
  publisher        = {William Heffer & Sons},
  title            = {The phonetic and tonal structure of Efik},
  type             = {Book},
  year             = {1933},
  hhtype           = {phonology},
  inlg             = {English [eng]},
  keywords         = {;waf;nga;lng;phn;tnl;t.241;},
  last_changed     = {2007-09-14},
  lgcode           = {Efik [efi] (autotranslated from Maho's coding system)},
  macro_area       = {Africa},
  src              = {eballiso2009, hh, weball},
  subject_headings = {waf, nga, lng, phn, tnl, t.241}
}