@book{Friedlander-1974,
  address    = {Leipzig},
  author     = {Friedländer, Marianna},
  publisher  = {Verlag Enzyklopädie},
  title      = {Lehrbuch des Susu},
  year       = {1974},
  iso_code   = {sus},
  olac_field = {semantics; syntax; typology; general_linguistics},
  wals_code  = {sus}
}