Kapitanova, A. G. e. a. ;. e. M. (1997). National program for the preservation of library collections: The national program for preservation of library collections was adopted by the Library Council at the Ministry of Culture in November 1997. Sofia.
Chicago Style (17th ed.) CitationKapitanova, Ani Gergova et al. ; editor: M. National Program for the Preservation of Library Collections: The National Program for Preservation of Library Collections Was Adopted by the Library Council at the Ministry of Culture in November 1997. Sofia, 1997.
MLA (8th ed.) CitationKapitanova, Ani Gergova et al. ; editor: M. National Program for the Preservation of Library Collections: The National Program for Preservation of Library Collections Was Adopted by the Library Council at the Ministry of Culture in November 1997. Sofia, 1997.