Podobnik, B. (2006). Global energy shifts: Fostering sustainability in a turbulent age. Temple University Press.
Lua i Stíl Chicago (17ú heag.)Podobnik, Bruce. Global Energy Shifts: Fostering Sustainability in a Turbulent Age. Philadelphia, PA: Temple University Press, 2006.
Lua MLA (9ú heag.)Podobnik, Bruce. Global Energy Shifts: Fostering Sustainability in a Turbulent Age. Temple University Press, 2006.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.