Dyfyniad APA
Coyle, E. D., & Simmons, R. A. (2014). Understanding the global energy crisis. Published on behalf of the Global Policy Research Institute by Purdue University Press.
Dyfyniad Arddull Chicago
Coyle, Eugene D., and Richard A. Simmons. Understanding the Global Energy Crisis. West Lafayette, Indiana: Published on behalf of the Global Policy Research Institute by Purdue University Press, 2014.
Dyfyniad MLA
Coyle, Eugene D., and Richard A. Simmons. Understanding the Global Energy Crisis. Published on behalf of the Global Policy Research Institute by Purdue University Press, 2014.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.