McDonald, D. D., Rodger, E. J., & Squires, J. L. (1983). International study of copyright of bibliographic records in machine-readable form: A report prepared for the International Federation of Library Associations and Institutions. K. G. Saur.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)McDonald, Dennis D., Eleanor Jo Rodger, و Jeffrey L. Squires. International Study of Copyright of Bibliographic Records in Machine-readable Form: A Report Prepared for the International Federation of Library Associations and Institutions. München, Germany: K. G. Saur, 1983.
توثيق جمعية اللغة المعاصرة MLA (الإصدار التاسع)McDonald, Dennis D., et al. International Study of Copyright of Bibliographic Records in Machine-readable Form: A Report Prepared for the International Federation of Library Associations and Institutions. K. G. Saur, 1983.