@book{Boyle-1966,
  address    = {Wiesbaden},
  author     = {Boyle, John Andrew},
  publisher  = {Otto Harrassowitz},
  title      = {Grammar of Modern Persian},
  year       = {1966},
  iso_code   = {pes},
  olac_field = {typology; general_linguistics; syntax},
  wals_code  = {prs}
}