Bulgarian Academy of Sciences Institute of philosophy & Buchrarov, M. (1973). Eleven centuries of Bulgerian philosophical thought. Publishing House of the Bulgerian Academy of Sciences.
Цитирование в стиле Чикаго (17-е изд.)Bulgarian Academy of Sciences Institute of philosophy и M. Buchrarov. Eleven Centuries of Bulgerian Philosophical Thought. Publishing House of the Bulgerian Academy of Sciences, 1973.
Цитирование MLA (9-е изд.)Bulgarian Academy of Sciences Institute of philosophy и M. Buchrarov. Eleven Centuries of Bulgerian Philosophical Thought. Publishing House of the Bulgerian Academy of Sciences, 1973.
Предупреждение: эти цитированмия не могут быть всегда правильны на 100%.