Browse by call number

1. Statisticheski spravochnik
   HA1621 .S795 1970
2. Statistical reference book, PR Bulgaria
   HA1621 .S7951 1984
3. Statistical reference book of Republic of Bulgaria
   HA1621 .S7951 1991
4. Statistical reference book
   HA1621 .S835 2009
5. Statistical reference book
   Bulgaria. T͡Sentralno statistichesko upravlenie
   HA1621 .T73 1976