The generalized system of preferences : a review of changes in the schemes since their inception : study / by the UNCTAD Secretariat.
1989
详细记录
符号[TD/]UNCTAD/ITP/14
标题The generalized system of preferences : a review of changes in the schemes since their inception : study / by the UNCTAD Secretariat.
日期Geneva : UN, 28 Mar. 1989.
描述
iii, 69 p. : tables.