Odum, H. T., & Odum, E. C. (2001). A prosperous way down: Principles and policies. University Press of Colorado.

Odum, Howard T., and Elisabeth C. Odum. A Prosperous Way Down: Principles and Policies. Boulder, Colorado: University Press of Colorado, 2001.

Odum, Howard T., and Elisabeth C. Odum. A Prosperous Way Down: Principles and Policies. University Press of Colorado, 2001.