Dyfyniad APA

Brown, C. E. (2002). World energy resources: International geohydroscience and energy research institute. Springer.

Dyfyniad Arddull Chicago

Brown, Charles E. World Energy Resources: International Geohydroscience and Energy Research Institute. New York: Springer, 2002.

Dyfyniad MLA

Brown, Charles E. World Energy Resources: International Geohydroscience and Energy Research Institute. Springer, 2002.

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.