Neelameghan, A., M. A. Gopinath, and Leena John. “Colon Classification Schedule for Macrodocuments in Political Science”. Journal of Information and Knowledge 14, no. 3&4 (January 1, 1977): 105–119. Accessed April 16, 2025. https://srels.org/index.php/sjim/article/view/50549.