United States. National Commission in Materials Policy. (1973). Materials needs and the environment today and tomorrow. Superintendent of Documents, U.S. Government Printing Office.
Citación estilo ChicagoUnited States. National Commission in Materials Policy. Materials Needs and the Environment Today and Tomorrow. Washington, D.C: Superintendent of Documents, U.S. Government Printing Office, 1973.
Cita MLAUnited States. National Commission in Materials Policy. Materials Needs and the Environment Today and Tomorrow. Superintendent of Documents, U.S. Government Printing Office, 1973.
Warning: These citations may not always be 100% accurate.