Institut za gorata (B ulgarska akademi i a na naukite). (2001). Silva Balcanica. Forest Research Institute - Bulgarian Academy of Sciences (FRI-BAS).
Chicago Style (17th ed.) CitationInstitut za gorata (B ulgarska akademi i a na naukite). Silva Balcanica. Sofia, Bulgaria: Forest Research Institute - Bulgarian Academy of Sciences (FRI-BAS), 2001.
MLA (9th ed.) CitationInstitut za gorata (B ulgarska akademi i a na naukite). Silva Balcanica. Forest Research Institute - Bulgarian Academy of Sciences (FRI-BAS), 2001.
Warning: These citations may not always be 100% accurate.