夏达. (2020). 步天歌 2 2: Song of the sky pacers. 新世纪出版社.
Lua i Stíl Chicago (17ú heag.)夏达. 步天歌 2 2: Song of the Sky Pacers. 新世纪出版社, 2020.
Lua MLA (8ú heag.)夏达. 步天歌 2 2: Song of the Sky Pacers. 新世纪出版社, 2020.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.