(2024) 50 lat Centrum Polsko-Słowiańskiego = 50 Years Polish & Slavic Center.
(2024) Echo : Polish & Slavic Center 2024 jesień/fall.
(2024) Echo : Polish & Slavic Center 2024 lato/summer.
(2024) Echo : Polish & Slavic Center 2024 wiosna/spring.
(2024) Echo : Polish & Slavic Center 2024 zima/winter.
