Economic Yearbook, Stara Zagora Region, Bulgaria (2014)
YB Stara Zagora 2011
Ikononicheski Godishnik Stara Zagora 2013 - Economic yearbook Stara Zagora region, Bulgaria
Economic Yearbook of the Stara Zagora region -2013
Economic Yearbook, Stara Zagora Region, Bulgaria – 2013
