(1976). Energy for Rural Development: Renewable resources and alternative technologies for developing countries. National Academy of Sciences.
Cita Chicago (17th ed.)Energy for Rural Development: Renewable Resources and Alternative Technologies for Developing Countries. Washington, D.C.: National Academy of Sciences, 1976.
Cita MLA (9th ed.)Energy for Rural Development: Renewable Resources and Alternative Technologies for Developing Countries. National Academy of Sciences, 1976.
Atenció: Aquestes cites poden no estar 100% correctes.