史宾格 & 金莹. (2013). 失踪的伯爵: Case of the missing marquess. 安徽少年儿童出版社.
Lua i Stíl Chicago (17ú heag.)史宾格 agus 金莹. 失踪的伯爵: Case of the Missing Marquess. 安徽少年儿童出版社, 2013.
Lua MLA (8ú heag.)史宾格 agus 金莹. 失踪的伯爵: Case of the Missing Marquess. 安徽少年儿童出版社, 2013.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.