DIN EN 13850:2020-10 Postal services - Quality of services - Measurement of the transit time of end-to-end services for single piece priority mail and first class mail; German version EN 13850:2020
2020DIN EN 13850:2020-10 Postal services - Quality of services - Measurement of the transit time of end-to-end services for single piece priority mail and first class mail; German version EN 13850:2020
2020DIN EN 13850:2020 Postal services - Quality of services - Measurement of the transit time of end-to-end services for single piece priority mail and first class mail
2013DIN EN 13850:2013 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 13850:2012
2007DIN EN 13850:2007 Postal service - Quality of service - Measurement of the transit time of end-to-end services for single piece priority mail and first class mail (includes Amendment A1:2007); English version of DIN EN 13850:2007-06