APA   Click to copy
Clapp, J., & Burnett, K. (2013). Governing trade in global food and agriculture.

Chicago/Turabian   Click to copy
Clapp, J., and K. Burnett. “Governing Trade in Global Food and Agriculture” (2013).

MLA   Click to copy
Clapp, J., and K. Burnett. Governing Trade in Global Food and Agriculture. 2013.

@article{j2013a,
  title = {Governing trade in global food and agriculture},
  year = {2013},
  author = {Clapp, J. and Burnett, K.}
}