@book{Hewitt-1989d,
  address    = {London},
  author     = {Hewitt, B. George},
  publisher  = {Routledge},
  title      = {Abkhaz},
  year       = {1989},
  iso_code   = {abk},
  olac_field = {typology; syntax; general_linguistics},
  wals_code  = {abk}
}