Steffy, L. C. (2019). George P. Mitchell: Fracking, Sustainability, and an Unorthodox Quest to Save the Planet (First edition.). Project Muse.
Cita Chicago Style (17a ed.)Steffy, Loren C. George P. Mitchell: Fracking, Sustainability, and an Unorthodox Quest to Save the Planet. First edition. Baltimore, Maryland: Project Muse, 2019.
Cita MLA (8a ed.)Steffy, Loren C. George P. Mitchell: Fracking, Sustainability, and an Unorthodox Quest to Save the Planet. First edition. Project Muse, 2019.
Precaución: Estas citas no son 100% exactas.