United Nations Conference for the adoption of a Protocol on Psychotropic Substances, Vienna -- 11 January - 19 February 1971, official records. Volume II : summary records of plenary meetings, minutes of the meetings of the General Committee and the Committee on Control Measures
United Nations Conference for the adoption of a Protocol on Psychotropic Substances, Vienna -- 11 January - 19 February 1971, official records. Volume II : summary records of plenary meetings, minutes of the meetings of the General Committee and the Committee on Control Measures