APA (7th ed.) Citation

Nelson, G., Campbell, S., & Wozniak, P. R. (2002). Beyond Earth Day: Fulfilling the promise. University of Wisconsin Press.

Chicago Style (17th ed.) Citation

Nelson, Gaylord, Susan Campbell, and Paul R. Wozniak. Beyond Earth Day: Fulfilling the Promise. Madison: University of Wisconsin Press, 2002.

MLA (9th ed.) Citation

Nelson, Gaylord, et al. Beyond Earth Day: Fulfilling the Promise. University of Wisconsin Press, 2002.