Acts of the Universal Postal Union (International Bureau of the Universal Postal Union BerneCH, 1985)
Contents: v. 1. Organic texts concerning the structure, operation and legal status of the Universal Postal Union. - v. 2. Universal Postal Convention. - v. 3. Postal parcels. - v. 4. Money orders, GIRO, cash-on delivery, collection of bills, international savings service, subscription to newspapers and periodicals