- The Language: Sorting Out Definitions (summary)
- Types of Energy (summary)
- Energy Concepts (summary)
- Units: A Big, Confusing Mess (summary)
- Heat Transfer (summary)
- Cycles (summary)
- Energy Cycle
- Hubbard, H.M., 1991, The Real Cost of Energy: Scientific American, vol. 264, pp. 36-42.
- Kemp, W.B., 1971, The Flow of Energy in a Hunting Society: Scientific American, vol. 224, no. 3, pp. 104-115.
- Schobert, H.H., 2002, Energy and Society: Taylor & Francis, New York, 656 pp.
- Ristinen, R.A., and J.J. Kraushaar, 2006, Energy and the Environment (2nd Ed.): John Wiley & Sons, New York, 365 pp.
