National Bureau of Economic Research & Hoxby, C. M. (2004). College choices: The economics of where to go, when to go, and how to pay for it. University of Chicago Press.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)National Bureau of Economic Research و Caroline Minter Hoxby. College Choices: The Economics of Where to Go, When to Go, and How to Pay for It. Chicago: University of Chicago Press, 2004.
توثيق جمعية اللغة المعاصرة MLA (الإصدار التاسع)National Bureau of Economic Research و Caroline Minter Hoxby. College Choices: The Economics of Where to Go, When to Go, and How to Pay for It. University of Chicago Press, 2004.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.