APA   Click to copy
Asal, V., De la Calle, L., Findley, M., & Young, J. (2012). Killing civilians or holding territory? How to think about terrorism. International Studies Review, 14, 475–497.

Chicago/Turabian   Click to copy
Asal, Victor, Luis De la Calle, Michael Findley, and Joseph Young. “Killing Civilians or Holding Territory? How to Think about Terrorism.” International Studies Review 14 (2012): 475–497.

MLA   Click to copy
Asal, Victor, et al. “Killing Civilians or Holding Territory? How to Think about Terrorism.” International Studies Review, vol. 14, Blackwell Publishing Ltd Oxford, UK, 2012, pp. 475–97.

@article{asal2012a,
  title = {Killing civilians or holding territory? How to think about terrorism},
  year = {2012},
  journal = {International Studies Review},
  pages = {475-497},
  publisher = {Blackwell Publishing Ltd Oxford, UK},
  volume = {14},
  author = {Asal, Victor and De la Calle, Luis and Findley, Michael and Young, Joseph}
}