- National Treaty Law and Practice (Washington, D.C.: American Society of International Law, c1995-) by the American Society for International Law.
– Law Stacks, K3342 .N38.
– Also available as an e-book
- Parliamentary Participation in the Making and Operation of Treaties: A Comparative Study (Dordrecht ; Boston: M. Nijhoff Publishers; Norwell, MA, U.S.A.: Sold and distributed in the U.S.A. and Canada by Kluwer Academic Publishers, 1994).
– Request through ILL.
- Sources of State Practice in International Law (Ardsley, NY: Transnational Publishers, Inc., 2005) (Includes Austria, Belgium, Canada, Federal Republic of Germany, South Africa, Swiss Confederation, Australia, United States, Russian Federation, Romania, United Kingdom, Denmark, Norway, Sweden, France, Finland).
– Law Stacks, KZ64 .S67.
– Also available as an e-book