Goldsmith, M., & Cashman, M. (2007). What got you here won't get you there: How successful people become even more successful (Unabridged.). Random House Audio.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Goldsmith, Marshall, و Marc Cashman. What Got You Here Won't Get You There: How Successful People Become Even More Successful. Unabridged. New York: Random House Audio, 2007.
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)Goldsmith, Marshall, و Marc Cashman. What Got You Here Won't Get You There: How Successful People Become Even More Successful. Unabridged. Random House Audio, 2007.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.