APA (7th ed.) Citation

Farley, J. C., Erickson, J. D., & Daly, H. E. (2005). Ecological economics: A workbookk for problem-based learning. Island Press.

Chicago Style (17th ed.) Citation

Farley, Joshua C., Jon D. Erickson, and Herman E. Daly. Ecological Economics: A Workbookk for Problem-based Learning. Washington [etc.]: Island Press, 2005.

MLA (9th ed.) Citation

Farley, Joshua C., et al. Ecological Economics: A Workbookk for Problem-based Learning. Island Press, 2005.