APA (7th ed.) Citation
Richards, M. B., Wollenberg, E. K., & S, B. (2015). Agriculture's contribution to national emissions.
Chicago Style (17th ed.) Citation
Richards, Meryl B., Eva Karoline Wollenberg, and Buglion-Gluck S. Agriculture's Contribution to National Emissions. 2015.
MLA (9th ed.) Citation
Richards, Meryl B., et al. Agriculture's Contribution to National Emissions. 2015.
Warning: These citations may not always be 100% accurate.