Postal services - Quality of service - Measurement of the transit time of end-to-end services for single piece priority mail and first class mail; German version EN 13850:2002— 52 стр.
Postal service - Quality of service - Measurement of the transit time of end-to-end services for single piece priority mail and first class mail; German version EN 13850:2002+A1:2007— 69 стр.
Postal service - Quality of service - Measurement of the transit time of end-to-end services for single piece priority mail and first class mail; German version EN 13850:2002+A1:2007— 69 стр.