Zhongguo Kuangye | China Mining Magazine Co., Ltd. Cambridge University Press.
Lua i Stíl Chicago (17ú heag.)Zhongguo Kuangye | China Mining Magazine Co., Ltd. Cambridge University Press.
Lua MLA (8ú heag.)Zhongguo Kuangye | China Mining Magazine Co., Ltd. Cambridge University Press.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.