Middle Class as a Precondition of a Sustainable Society: Fifteen Years Later. Sofia: Publishing House Avangard Prima, 2015 269 p., ill. 978-619-160-504-0.
Middle Class as a Precondition of a Sustainable Society: Fifteen Years Later. Sofia: Publishing House Avangard Prima, 2015 269 p., ill. 978-619-160-504-0.
(2015) Middle Class as a Precondition of a Sustainable Society: Fifteen Years Later, Sofia: Publishing House Avangard Prima 269 p., ill. 978-619-160-504-0.
(2015). Middle Class as a Precondition of a Sustainable Society: Fifteen Years Later. Proceedings From the Second International Conference on the Middle Class. Commemorating the 60th anniversary of the birth of Nikolai Tilkidjiev. Sofia: Publishing House Avangard Prima, 269 p., ill.
Middle Class as a Precondition of a Sustainable Society: Fifteen Years Later: Proceedings From the Second International Conference on the Middle Class. Commemorating the 60th anniversary of the birth of Nikolai Tilkidjiev. Sofia: Publishing House Avangard Prima; 2015. p. 269 p., ill. ISBN: 978-619-160-504-0.
