At head of title: United Nations, Economic and Social Council, Economic Commission for Asia and the Far East. "Circulated as a document for the sixth session of the Conference of Asian Statisticians under the number E/CN.11/ASTAT/HSP/L.54 [i.e. L.34]" "Sponsored by the United Nations and the Government of Denmark." At head of title: United Nations, Economic and Social Council, United Nations Economic Commission for Asia and the Far East.