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.
Warning: These citations may not always be 100% accurate.