Third National Workshop on Environment Statistics. (2001). Third national workshop on environment statistics: Proceedings on the third national workshop on environment statistics [held at] Thiruvananthpuram, 8th-9th February, 2001. Ministry of Statistical Organization.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Third National Workshop on Environment Statistics. Third National Workshop on Environment Statistics: Proceedings on the Third National Workshop on Environment Statistics [held at] Thiruvananthpuram, 8th-9th February, 2001. New Delhi: Ministry of Statistical Organization, 2001.
توثيق جمعية اللغة المعاصرة MLA (الإصدار التاسع)Third National Workshop on Environment Statistics. Third National Workshop on Environment Statistics: Proceedings on the Third National Workshop on Environment Statistics [held at] Thiruvananthpuram, 8th-9th February, 2001. Ministry of Statistical Organization, 2001.