توثيق جمعية علم النفس الأمريكية APA (الطبعة السابعة)

Yenni, J. E. (1956). An inquiry into Spanish mercantilistic doctrine. Faculty Committee on Research, College of Business Administration, Loyola University.

توثيق أسلوب شيكاغو (الطبعة السابعة عشر)

Yenni, Jacques E. An Inquiry into Spanish Mercantilistic Doctrine. New Orleans: Faculty Committee on Research, College of Business Administration, Loyola University, 1956.

توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)

Yenni, Jacques E. An Inquiry into Spanish Mercantilistic Doctrine. Faculty Committee on Research, College of Business Administration, Loyola University, 1956.