United Nations textbook texts of important U.N. documents with annotations, including constitution of International Labour Organization and texts of modern regional pact (e.g. Treaty of the European Coal and Steel Community) - Leyden. Rijksuniversiteit. Volkenrechtelijk Dispuut 'Professor Telders; Asbeck, Frederik Mari, baron van, 1889-. (Leiden Leiden University Press, 1958)
Keywords: International law -- Sources; Treaties -- Collections