توثيق جمعية علم النفس الأمريكية APA (الطبعة السابعة)

Ther, P., & Hughes-Kreutzmuller, C. (2014). Center stage: Operatic culture and nation building in nineteenth-century Central Europe. Purdue University Press.

توثيق أسلوب شيكاغو (الطبعة السابعة عشر)

Ther, Philipp, و Charlotte Hughes-Kreutzmuller. Center Stage: Operatic Culture and Nation Building in Nineteenth-century Central Europe. West Lafayette, Indiana: Purdue University Press, 2014.

توثيق جمعية اللغة المعاصرة MLA (الإصدار التاسع)

Ther, Philipp, و Charlotte Hughes-Kreutzmuller. Center Stage: Operatic Culture and Nation Building in Nineteenth-century Central Europe. Purdue University Press, 2014.