BS-EN-14012 Complete Document History
Postal services. Quality of service. Complaints handling principles

Complete Current Edition:
   2019 EDITION - Quality of service. Complaints handling principles - Oct. 4, 2019

Obsolete Revision Information:
   2008 EDITION - Postal services. Quality of service. Complaints handling principles - Jan. 31, 2010
   2003 EDITION - POSTAL SERVICES, QUALITY OF SE - April 3, 2003