Johansson, T. B., Patwardhan, A., Nakićenović, N., & Gomez-Echeverri, L. (2012). Global Energy Assessment (GEA). Cambridge University Press. https://doi.org/10.1017/CBO9780511793677
Cita Chicago (17th ed.)Johansson, Thomas B., Anand Patwardhan, Nebojša Nakićenović, i Luis Gomez-Echeverri. Global Energy Assessment (GEA). Cambridge: Cambridge University Press, 2012. https://doi.org/10.1017/CBO9780511793677.
Cita MLA (9th ed.)Johansson, Thomas B., et al. Global Energy Assessment (GEA). Cambridge University Press, 2012. https://doi.org/10.1017/CBO9780511793677.
Atenció: Aquestes cites poden no estar 100% correctes.