Bark, D. L. (2007). Americans and Europeans dancing in the dark: On our differences and affinities, our interests, and our habits of life. Hoover Institution Press.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Bark, Dennis L. Americans and Europeans Dancing in the Dark: On Our Differences and Affinities, Our Interests, and Our Habits of Life. Stanford, Calif.: Hoover Institution Press, 2007.
توثيق جمعية اللغة المعاصرة MLA (الإصدار التاسع)Bark, Dennis L. Americans and Europeans Dancing in the Dark: On Our Differences and Affinities, Our Interests, and Our Habits of Life. Hoover Institution Press, 2007.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.