@book{1987wasedadaigakuainugonyumonkaisetsu,
  title = {アイヌ語入門解説},
  author = {早稲田大学語学教育研究所},
  year = {1987},
  language = {ain},
  url = {https://ndlsearch.ndl.go.jp/books/R100000002-I000002416642}
}