Dyfyniad APA

Hepburn, C., Quah, J., & Ritz, R. (2006). Emissions trading and profit-neutral grandfathering. University of Oxford.

Dyfyniad Arddull Chicago

Hepburn, C., J. Quah, and R. Ritz. Emissions Trading and Profit-neutral Grandfathering. University of Oxford, 2006.

Dyfyniad MLA

Hepburn, C., et al. Emissions Trading and Profit-neutral Grandfathering. University of Oxford, 2006.

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