@book{Lewis-and-Pedersen-1961,
  address    = {Göttingen},
  author     = {Lewis, Henry and Pedersen, Holger},
  publisher  = {Vandenhoeck and Ruprecht},
  title      = {A concise comparative Celtic grammar},
  year       = {1961},
  iso_code   = {gle},
  olac_field = {syntax; typology; general_linguistics},
  wals_code  = {iri}
}