Eggers, A., & Spirling, A. (2017). Incumbency effects and the strength of party preferences: Evidence from multiparty elections in the United Kingdom. University of Chicago Press.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Eggers, A., و A. Spirling. Incumbency Effects and the Strength of Party Preferences: Evidence from Multiparty Elections in the United Kingdom. University of Chicago Press, 2017.
توثيق جمعية اللغة المعاصرة MLA (الإصدار التاسع)Eggers, A., و A. Spirling. Incumbency Effects and the Strength of Party Preferences: Evidence from Multiparty Elections in the United Kingdom. University of Chicago Press, 2017.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.