Völkerbund Advisory Committee on Traffic in Opium and Other Dangerous Drugs & Völkerbund. (1939). Studies and documents regarding the working of the system of import certificates and export authorisations. League of Nations.
Chicago Style (17th ed.) CitationVölkerbund Advisory Committee on Traffic in Opium and Other Dangerous Drugs and Völkerbund. Studies and Documents Regarding the Working of the System of Import Certificates and Export Authorisations. Geneva: League of Nations, 1939.
MLA (9th ed.) CitationVölkerbund Advisory Committee on Traffic in Opium and Other Dangerous Drugs and Völkerbund. Studies and Documents Regarding the Working of the System of Import Certificates and Export Authorisations. League of Nations, 1939.
Warning: These citations may not always be 100% accurate.