nd-x-13ex6c6:
  type: book
  title: "レクッカラ;ヘチリ 樺太アイヌ喉鳴らし;樺太アイヌ踊り歌"
  url: "https://ndlsearch.ndl.go.jp/books/R100000002-I000008883242"
  language: "ain"
