Dyfyniad APA

Whorton, J. C., & Whitcomb, P. (1998). Power play: Who's in control of the energy revolution? Pennwell Pub. Co.

Dyfyniad Arddull Chicago

Whorton, J. C., and Paulette Whitcomb. Power Play: Who's in Control of the Energy Revolution? Tulsa: Pennwell Pub. Co, 1998.

Dyfyniad MLA

Whorton, J. C., and Paulette Whitcomb. Power Play: Who's in Control of the Energy Revolution? Pennwell Pub. Co, 1998.

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