APA način citiranja (7. izdanje)

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

Čikaški stil citiranja (17. izdanje)

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

MLA način citiranja (9. izdanje)

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