APA   Click to copy
Clapp, J., Desmarais, A., & Margulis, M. (2015). Land grabs and agrarian reform.

Chicago/Turabian   Click to copy
Clapp, J., A. Desmarais, and M. Margulis. “Land Grabs and Agrarian Reform” (2015).

MLA   Click to copy
Clapp, J., et al. Land Grabs and Agrarian Reform. 2015.

@article{j2015a,
  title = {Land grabs and agrarian reform},
  year = {2015},
  author = {Clapp, J. and Desmarais, A. and Margulis, M.}
}