APA   Click to copy
Clapp, J. (2009). The Global Food Crisis.

Chicago/Turabian   Click to copy
Clapp, J. “The Global Food Crisis” (2009).

MLA   Click to copy
Clapp, J. The Global Food Crisis. 2009.

@article{j2009a,
  title = {The Global Food Crisis},
  year = {2009},
  author = {Clapp, J.}
}