ebrary, Inc, Francis, A., Popovski, V., & Sampford, C. J. G. (2012). Norms of protection: Responsibility to protect, protection of civilians and their interaction. United Nations University Press.

ebrary, Inc, Angus Francis, Vesselin Popovski, and C. J. G. Sampford. Norms of Protection: Responsibility to Protect, Protection of Civilians and Their Interaction. Tokyo ; New York: United Nations University Press, 2012.

ebrary, Inc, et al. Norms of Protection: Responsibility to Protect, Protection of Civilians and Their Interaction. United Nations University Press, 2012.