@incollection{xmf_harris1991,
  author    = {Harris, Alice C.},
  booktitle = {The Kartvelian Languages},
  editor    = {Greppin, John A. C.},
  publisher = {Caravan Books},
  series    = {The Indigenous Languages of the Caucasus},
  title     = {Mingrelian},
  volume    = {1},
  year      = {1991}
}