Southface Energy Institute. "Home energy projects : an energy conservation guide for do-it-yourselfers." University of Georgia. Map and Government Information Library. 2000, https://dlg.galileo.usg.edu/do:dlg_ggpd_s-ga-be480-pe5-bm1-b2000-bh6-belec-p-btext.

Southface Energy Institute (2000). Home energy projects : an energy conservation guide for do-it-yourselfers. Retrieved from https://dlg.galileo.usg.edu/do:dlg_ggpd_s-ga-be480-pe5-bm1-b2000-bh6-belec-p-btext

Southface Energy Institute. "Home energy projects : an energy conservation guide for do-it-yourselfers." 2000. October 29, 2026. https://dlg.galileo.usg.edu/do:dlg_ggpd_s-ga-be480-pe5-bm1-b2000-bh6-belec-p-btext.