APA   Click to copy
Findley, M. G., & Young, J. K. (2012). More combatant groups, more terror?: Empirical tests of an outbidding logic. Terrorism and Political Violence, 24, 706–721.

Chicago/Turabian   Click to copy
Findley, Michael G, and Joseph K Young. “More Combatant Groups, More Terror?: Empirical Tests of an Outbidding Logic.” Terrorism and Political Violence 24 (2012): 706–721.

MLA   Click to copy
Findley, Michael G., and Joseph K. Young. “More Combatant Groups, More Terror?: Empirical Tests of an Outbidding Logic.” Terrorism and Political Violence, vol. 24, Taylor & Francis Group, 2012, pp. 706–21.

@article{findley2012a,
  title = {More combatant groups, more terror?: Empirical tests of an outbidding logic},
  year = {2012},
  journal = {Terrorism and Political Violence},
  pages = {706-721},
  publisher = {Taylor & Francis Group},
  volume = {24},
  author = {Findley, Michael G and Young, Joseph K}
}