Pohlenz, F. L. (2000). Educational Attainment as a Proxy for Human Capital in Models of Growth and Development: A Critical Survey.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Pohlenz, Friederike Louise. Educational Attainment as a Proxy for Human Capital in Models of Growth and Development: A Critical Survey. 2000.
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)Pohlenz, Friederike Louise. Educational Attainment as a Proxy for Human Capital in Models of Growth and Development: A Critical Survey. 2000.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.