توثيق جمعية علم النفس الأمريكية APA (الطبعة السابعة)

Cassell, K. A., & Hiremath, U. (2009). Reference and information services in the 21st century: An introduction (2nd ed.). Neal-Schuman Publishers.

توثيق أسلوب شيكاغو (الطبعة السابعة عشر)

Cassell, Kay Ann, و Uma Hiremath. Reference and Information Services in the 21st Century: An Introduction. 2nd ed. New York: Neal-Schuman Publishers, 2009.

توثيق جمعية اللغة المعاصرة MLA (الإصدار التاسع)

Cassell, Kay Ann, و Uma Hiremath. Reference and Information Services in the 21st Century: An Introduction. 2nd ed. Neal-Schuman Publishers, 2009.