Harbison. Frederic. (1956). Entrepreneurial Organization as a Factor in Economic Development. The Quarterly Journal of Economics.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Harbison. Frederic. Entrepreneurial Organization as a Factor in Economic Development. New Jersey: The Quarterly Journal of Economics, 1956.
توثيق جمعية اللغة المعاصرة MLA (الإصدار التاسع)Harbison. Frederic. Entrepreneurial Organization as a Factor in Economic Development. The Quarterly Journal of Economics, 1956.