- Gacek Katarzyna - Zielo...: Szczepaе„ska Agnieszka

(2008): A light crime story featuring two sisters.

(2011): A mystery involving a detective and a clairvoyant character. Background and Style SzczepaЕ„ska Agnieszka - Gacek Katarzyna - Zielo...

: Their books are widely available as audiobooks and e-books on platforms like Empik and Estymator . Moc i cesarzowa - Katarzyna Gacek, Agnieszka Szczepańska (2008): A light crime story featuring two sisters