Sawhill,John C. (1978). Energy conservation and public policy. Prentice Hall.
Citación estilo ChicagoSawhill,John C. Energy Conservation and Public Policy. New Jersey: Prentice Hall, 1978.
Cita MLASawhill,John C. Energy Conservation and Public Policy. Prentice Hall, 1978.
Warning: These citations may not always be 100% accurate.