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Die Soziale Ökonomie in Ostmitteleuropa : Konzepte und Perspektiven
Leś, Ewa, (2008)
Social enterprises in Poland : competitive advantages, challenges, obstacles and innovative ways forward : a case of early childhood education and care services : paper for 54th ERSA Congress, St. Petersburg, 26-29 August, 2014
Leś, Ewa, (2014)
Organizacje non profit w nowej polityce społecznej w Polsce na tle europejskim
Leś, Ewa, (2013)