Annual report 2013 [documento digital] : analysis of the postal market for 2013 / Communications Regulation Commission
Annual report 2013 [documento eletrónico] / Swiss Post
CRC - Annual report 2014 : Analysys of the postal service market 2014 / Communications Regulation Comission
130 º aniversário dos correios de Macau : livro comemorativo
The role of the postal and delivery sector in a digital age / ed. by Michael A. Crew and Timothy J. Brennan
Caracterização e diferenciação de estações e postos de correio [documento eletrónico] / Frederico Martins Nunes Pereira
Statistique des services postaux 2013 / Union Postale Universelle
Annual report 2013 [documento eletrónico] / Universal Postal Union
Development strategies for the postal sector [documento eletrónico] : an economic perspective / Universal Postal Union; pref. Bishar A. Hussein