Philippines Department of Environment and Natural Resources & United Nations Conference on Environment and Development. (1991). A Report on Philippine environment and development: Issues and strategies. Department of Environment and Natural Resources, Environmental Management Bureau.
Chicago-Zitierstil (17. Ausg.)Philippines Department of Environment and Natural Resources und United Nations Conference on Environment and Development. A Report on Philippine Environment and Development: Issues and Strategies. Quezon City: Department of Environment and Natural Resources, Environmental Management Bureau, 1991.
MLA-Zitierstil (9. Ausg.)Philippines Department of Environment and Natural Resources und United Nations Conference on Environment and Development. A Report on Philippine Environment and Development: Issues and Strategies. Department of Environment and Natural Resources, Environmental Management Bureau, 1991.