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.
Dyfyniad Arddull Chicago古铁雷斯 and 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.
Dyfyniad MLA古铁雷斯 and 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.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.