APA (7th ed.) Citation

Hepburn, C., Grubb, M., Neuhoff, K., Matthes, F., & Tse, M. (2006). Auctioning of EU ETS Phase II Allowances: How and Why?

Chicago Style (17th ed.) Citation

Hepburn, C., M. Grubb, K. Neuhoff, F. Matthes, and M. Tse. Auctioning of EU ETS Phase II Allowances: How and Why? 2006.

MLA (9th ed.) Citation

Hepburn, C., et al. Auctioning of EU ETS Phase II Allowances: How and Why? 2006.