Two-Day National Workshop on Environmental Education Dhaka, Bangladesh, Bangladesh. Paribeśa Adhidaptara, & Bāṃlādeśa Iunesko Jātīẏa Kamiśana. (1990). A report of the proceedings of the Two-day National Workshop on Environmental Education. The Dept..
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Two-Day National Workshop on Environmental Education Dhaka, Bangladesh, Bangladesh. Paribeśa Adhidaptara, و Bāṃlādeśa Iunesko Jātīẏa Kamiśana. A Report of the Proceedings of the Two-day National Workshop on Environmental Education. [Dhaka]: The Dept., 1990.
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)Two-Day National Workshop on Environmental Education Dhaka, Bangladesh, et al. A Report of the Proceedings of the Two-day National Workshop on Environmental Education. The Dept., 1990.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.