1. Environmental Protection Agency, Report of the Agency, The Resource Recovery Industry: A Survey of the Industry and Its Capacity (Washington, D.C.: Government Printing Office, 1976), p. 2.
2. Environmental Protection Agency, Report of the Agency, The Resource Recovery Industry: A Survey of the Industry and Its Capacity (Washington, D.C.: Government Printing Office, 1976), pp. 2–3.
3. Sive Mary Robinson (ed.) Environmental Legislation: A Sourcebook (New York: Praeger Publishers, 1976), pp. 348–349.