Sawicka 1997
Irena Sawicka. 1997. The Balkan Sprachbund in the Light of Phonetic Features . Warsaw: Wydawnictwo Energeia.
@book{ address = {Warsaw}, author = {Irena Sawicka}, publisher = {Wydawnictwo Energeia}, title = {The Balkan Sprachbund in the Light of Phonetic Features }, year = {1997} }