ebrary, Inc, Azari, J. R., Brown, L. M., & Nwokora, Z. G. (2013). The presidential leadership dilemma: Between the Constitution and a political party. State University of New York Press.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)ebrary, Inc, Julia R. Azari, Lara M. Brown, و Zim G. Nwokora. The Presidential Leadership Dilemma: Between the Constitution and a Political Party. Albany: State University of New York Press, 2013.
توثيق جمعية اللغة المعاصرة MLA (الإصدار التاسع)ebrary, Inc, et al. The Presidential Leadership Dilemma: Between the Constitution and a Political Party. State University of New York Press, 2013.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.