Standard international trade classification
United Nations. Economic and Social Affairs, Department of-.
Standard international trade classification - Rev. - New York United Nations 1961 - viii, 135p. Appendix - Statistical papers series M- no. 34 .
382.40182 / Un58.SI
Standard international trade classification - Rev. - New York United Nations 1961 - viii, 135p. Appendix - Statistical papers series M- no. 34 .
382.40182 / Un58.SI
