冈恩 & 程心运. (2010). 来自外星球的礼物: Gift from the stars. 辽宁少年儿童出版社.
Lua i Stíl Chicago (17ú heag.)冈恩 agus 程心运. 来自外星球的礼物: Gift from the Stars. 辽宁少年儿童出版社, 2010.
Lua MLA (8ú heag.)冈恩 agus 程心运. 来自外星球的礼物: Gift from the Stars. 辽宁少年儿童出版社, 2010.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.