Rapport extra financier 2016 [documento electronico] / Groupe Post Luxembourg
Annual report 2016 [documento eletrónico] / Swiss Post
Annual report 2016 / Departement of Communications Climate Action & Environment
Costing access to the postal network, services and elements of infrastructure [documento eletrónico] / European Regulators Group for Postal Services
Lessons in price regulation from international posts / United States Postal Services
Statistique des services postaux 2016 / Union Postale Universelle
The changing postal and delivery sector : towards a renaissance / ed. by Michael Crew, Pier Luigi Parcu and Timothy J. Brennan