Slovakia postal and telecommunications sector 1997 [annual report of the] / Ministry of Transport, Post and Telecommunications of the Slovak Republic
Slovak communications 1994 / Ministry of Transport, Post and Telecommunications of the Slovak Republic
Slovakia postal and telecommunications sector 1995/967 [annual report of the] / Ministry of Transport, Post and Telecommunications of the Slovak Republic
Slovakia postal and telecommunications sector 1998 / Ministry of Transport, Post and Telecommunications of the Slovak Republic