Cita APA (7a ed.)
ebrary, Inc, & Isely, E. R. (2010). United Nations peacekeeping in the 21st century. Nova Science Publishers.
Cita Chicago Style (17a ed.)
ebrary, Inc, y Efram R. Isely. United Nations Peacekeeping in the 21st Century. New York: Nova Science Publishers, 2010.
Cita MLA (9a ed.)
ebrary, Inc, y Efram R. Isely. United Nations Peacekeeping in the 21st Century. Nova Science Publishers, 2010.
Precaución: Estas citas no son 100% exactas.