Regional seminar on protecting the environment from degradation under the auspices of South Asian association for regional cooperation ( May 13-16, 1985) - Islam, A. S.; Haque, M.M .; Ameen, Mahmudul .; Ahmed, Nooruddin . (Dhaka : Science & Technology Division, Ministry of Education, Government of the People's Republic of Bangladesh, 1985)
Keywords: Environmental protection