Polit-Barometer Jg. 18 (2018) Issue 4, October-December Sofia : FES Bulgaria, Year 18 (2018)- Publikation herunterladen
Polit-Barometer Jg. 18 (2018) Issue 3, July-September Sofia : FES Bulgaria, Year 18 (2018)- Publikation herunterladen
Polit-Barometer Jg. 18 (2018) Issue 2, April-June Sofia : FES Bulgaria, Year 18 (2018)- Publikation herunterladen
Polit-Barometer Jg. 18 (2018) Issue 1, January-March Sofia : FES Bulgaria, Year 18 (2018)- Publikation herunterladen
Politbarometăr Jg. 18 (2018) Broj 4, Oktomvri - Dekemvri 2018 Sofija : FES Bălgarija, Godina 18 (2018)- Publikation herunterladen
Politbarometăr Jg. 18 (2018) Broj 3, Juli - Septemvri 2018 Sofija : FES Bălgarija, Godina 18 (2018)- Publikation herunterladen
Politbarometăr Jg. 18 (2018) Broj 2, April - Juni 2018 Sofija : FES Bălgarija, Godina 18 (2018)- Publikation herunterladen
