State, U. S. D. o. (1998). Patterns of global terrorism 1997. United States Department of State.
Cita Chicago Style (17a ed.)State, United States Department of. Patterns of Global Terrorism 1997. United States Department of State, 1998.
Cita MLA (8a ed.)State, United States Department of. Patterns of Global Terrorism 1997. United States Department of State, 1998.
Precaución: Estas citas no son 100% exactas.