古铁雷斯 & 魏怡. (2010). 磨难成就卓越: No matter where you stand today,your next step can be into greatness. 陕西师范大学出版社.
Lua i Stíl Chicago (17ú heag.)古铁雷斯 agus 魏怡. 磨难成就卓越: No Matter Where You Stand Today,your Next Step Can Be into Greatness. 陕西师范大学出版社, 2010.
Lua MLA (8ú heag.)古铁雷斯 agus 魏怡. 磨难成就卓越: No Matter Where You Stand Today,your Next Step Can Be into Greatness. 陕西师范大学出版社, 2010.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.