Quarterly bulletin of steel statistics for Europe /
United Nations.Economic Commission for Europe.Steel Committee.
United Nations.Economic Commission for Europe.Industry Division.
Geneva : United Nations,
Issues for Dec. 1950-Dec. 1953 called no. 1-13 and constitute vol. 1-4.
Vols. for 1950-Mar. 1953 prepared by the Steel Division; June 1953-   by the Industry Division.