(法)帕特里茜亚·霍尔文. (2007). 奶牛：无私的奉献者. 上海人民美术出版社.
Lua i Stíl Chicago (17ú heag.)(法)帕特里茜亚·霍尔文. 奶牛：无私的奉献者. 上海人民美术出版社, 2007.
Lua MLA (8ú heag.)(法)帕特里茜亚·霍尔文. 奶牛：无私的奉献者. 上海人民美术出版社, 2007.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.