详细记录
符号[E/ECE/]TRANS/WP6/R.27
[E/ECE/]CES/AC.62/42
[E/ECE/]CES/AC.62/42
标题Combined transport statistics : note / by the Secretariat.
日期Geneva : UN, 27 Sept. 1989.
描述
41 p.
备注
Includes results of pilot questionnaire on combined transport statistics.