Nat︠s︡ionalna bibliografii︠a︡ na NR Bŭlgarii︠a︡.
- Publisher: Narodna biblioteka "Kiril i Metodiĭ"
- Print ISSN: 0323-9969
- Electronic ISSN:
- OCLC Number: 6204748
- Subject:
- Subject code: D
- Publication history: 1971-1989.
Print Holdings
| Archiving Institution | Program | Holdings Description | Retention |
|---|---|---|---|
| HathiTrust (HATHI) | HTDL | 1878-1917; 1917-1944; 1944-1953; 1964; 1967-1969 | permanent |