Wolfrum, Rudiger; Philipp, Christiane. (1995). United Nations : law, policies and practice / editor-in-chief, Rudiger Wolfrum ; managing editor, Christiane Philipp. Dordrecht :: Martinus Nijhoff Publishers,.
Wolfrum, Rudiger; Philipp, Christiane. United Nations : law, policies and practice / editor-in-chief, Rudiger Wolfrum ; managing editor, Christiane Philipp. Dordrecht :: Martinus Nijhoff Publishers,, 1995
Wolfrum, Rudiger; Philipp, Christiane. United Nations : law, policies and practice / editor-in-chief, Rudiger Wolfrum ; managing editor, Christiane Philipp. Dordrecht :: Martinus Nijhoff Publishers,, 1995.