Grodź, I. 2021. “The Truth of the Heart”. The Audiovisual Essay by Piotr Załuski Herbert. Fresco in the Church (2005–2006) Used in the Polish Language Lesson. Nauki o Wychowaniu. Studia Interdyscyplinarne. 12, 1 (Jun. 2021), 199–212. DOI:https://doi.org/10.18778/2450-4491.12.13.