Problèmes fondamentaux du droit international publique (1929) The Palestine Mandate in Practice (1939) Studies in Law (editor), Scripta Hierosolymitana, Vol. V (Hebrew University Magnes Press, 1958) New States and International Organizations (1955) The Role of Parties in Israeli Democracy (1961) Torat ha-Mishtarim (1963) State and Nation (Anchor Books, 1964) The political status of Diaspora Jews (the Institute of Contemporary Jewry, 1966) Sugyot ha-Mishpat u-ve-Medina'ut (1966) Riga to Jerusalem (the Library by the World Zionist Organization, 1989) - autobiography published after his death