Cita APA (7a ed.)

Potomac Institute for Policy Studies, Arlington, Va., Siegrist, D. W., Graham, J. M., & Potomac Institute for Policy Studies. (1999). Countering biological terrorism in the US: An understanding of issues and status. Terrorism.

Cita Chicago Style (17a ed.)

Potomac Institute for Policy Studies, Arlington, Va., David W. Siegrist, Janice M. Graham, y Potomac Institute for Policy Studies. "Countering Biological Terrorism in the US: An Understanding of Issues and Status." Terrorism 1999.

Cita MLA (8a ed.)

Potomac Institute for Policy Studies, Arlington, Va., et al. "Countering Biological Terrorism in the US: An Understanding of Issues and Status." Terrorism, 1999.