APA (7th ed.) Citation
Fritz, S., You, L., Bun, A., See, L., McCallum, I., Schill, C., . . . Obersteiner, M. (2011). Cropland for sub-Saharan Africa: A synergistic approach using five land cover data sets. American Geophysical Union.
Chicago Style (17th ed.) Citation
Fritz, Steffen, et al. Cropland for Sub-Saharan Africa: A Synergistic Approach Using Five Land Cover Data Sets. American Geophysical Union, 2011.
MLA (9th ed.) Citation
Fritz, Steffen, et al. Cropland for Sub-Saharan Africa: A Synergistic Approach Using Five Land Cover Data Sets. American Geophysical Union, 2011.
Warning: These citations may not always be 100% accurate.