Regional seminar on protecting the environment from degradation under the auspices of South Asian association for regional cooperation ( May 13-16, 1985)/ A. S. Islam,Mahmudul Ameen, Mahmudul Ameen,Nooruddin Ahmed. Islam, A. S. ed. Haque, M.M . ed. Ameen, Mahmudul . ed. Ahmed, Nooruddin . ed. ed. Environmental protection. 363.700959 REG Dhaka : Science & Technology Division, Ministry of Education, Government of the People's Republic of Bangladesh, 1985. 1985. 1985 Text vii, 237 p. , in various pagings : eng