IGU Commission on Environmental Problems. Symposium, Unesco. Programme on Man and the Biosphere, & Gerasimov, I. P. (1984). Problems of the environment in urbanized regions: Proceedings of the Fourth Symposium of the IGU Commission on Environmental Problems, Tokyo, August 1980. Nauka Publishers.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)IGU Commission on Environmental Problems. Symposium, Unesco. Programme on Man and the Biosphere, و I. P. Gerasimov. Problems of the Environment in Urbanized Regions: Proceedings of the Fourth Symposium of the IGU Commission on Environmental Problems, Tokyo, August 1980. Moscow: Nauka Publishers, 1984.
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)IGU Commission on Environmental Problems. Symposium, et al. Problems of the Environment in Urbanized Regions: Proceedings of the Fourth Symposium of the IGU Commission on Environmental Problems, Tokyo, August 1980. Nauka Publishers, 1984.