- Bulgaria's contribution to the development of spiritual culture in the middle ages by Dimitur Simeonov Angelov, 1980
- Mineral nutrition and fertilizer use with orchard tree species in the People's Republic of Bulgaria by Ekaterina Lehova, 1983
- Comprehensive programme for nationwide aesthetic education: Adopted at the 8th Extended Plenum of the Committee of Art and Culture, Sofia, December 1975 by Bulgaria, 1980
- From Surface Collection to Prehistoric Lifeways: Making Sense of the Multi-Period Site of Orlovo, South East Bulgaria by John Chapman, Bisserka Gaydarska, 2010-07-25
- Bulgaria (Major World Nations) by Julian Popescu, 2000-01
- Culture of Thracians ... BAR S 1350 by Jan Bouzek, Lidia Domaradzka, 2005-12-31
- Lyudmila Zhivkova: Her Many Worlds, New Culture & Beauty, Concepts and Actions by Ludmila Zhivkova, 1986-12
- Bulgarian Urban Culture in the Eighteenth and Nineteenth Centuries by Raina Gavrilova, 1999-06
- Disasters, Culture, Politics: Chinese-Bulgarian Anthropological Contribution to the Study of Critical Situations by Elya Tzaneva, with Fang Sumei and Liu Mingxin, 2009-11-01
- Cultures of the World - Group 13 by Kirilka Stavreva, Lynette Quek, et all 2007-09-30
- Bulgarian Traditions: St George's Day, Martenitsa, Name Days in Bulgaria, Kukeri, Nestinarstvo, Vidovdan, Egg Decorating in Slavic Culture
- Macedonians (Ethnic Group): Republic of Macedonia, Macedonian language, Macedonians in Serbia, Ethnic Macedonians in Bulgaria, Macedonians of Albania, ... of Greek Macedonia, Macedonian diaspora
- Equal Opportunities for Women and Men: Country Reports : Bulgaria, Czech Republic, Estonia, Hungary, Lithuania, Poland, Romania (Monitoring the Eu Accession Process) by EU Accession Monitoring Program, 2003-02
- Telecommunications in Central and Eastern Europe: Vol.3: Latvia, Estonia, Lithuania, Belarus, Ukraine, Russia, Czech Republic, Slovakia, Hungary, Poland, Bulgaria, Romania by Richard Cranston, 1994-03
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