توثيق جمعية علم النفس الأمريكية APA (الطبعة السابعة)

Neelameghan, A., & Gopinath, M. A. (1967). Classificationist and the study of the structure and development of the universe of subjects. Danish Centre for Documentation.

توثيق أسلوب شيكاغو (الطبعة السابعة عشر)

Neelameghan, A., و Malur Aji Gopinath. Classificationist and the Study of the Structure and Development of the Universe of Subjects. Copenhagen: Danish Centre for Documentation, 1967.

توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)

Neelameghan, A., و Malur Aji Gopinath. Classificationist and the Study of the Structure and Development of the Universe of Subjects. Danish Centre for Documentation, 1967.