diff --git a/books/free-programming-books-pl.md b/books/free-programming-books-pl.md
index ad87d1a9..21040dfd 100644
--- a/books/free-programming-books-pl.md
+++ b/books/free-programming-books-pl.md
@@ -157,6 +157,7 @@
 
 * [Biblioteka Pythona](http://www.python.rk.edu.pl) - Piotr Maliński
 * [Podstawy Pythona](http://www.python.rk.edu.pl/w/p/podstawy/) - Piotr Maliński
+* [Python dla wszystkich: Odkrywanie danych z Python 3](https://py4e.pl/book) - Charles Russell Severance (PDF, HTML, EPUB, MOBI)
 * [Zanurkuj w Pythonie](https://pl.wikibooks.org/wiki/Zanurkuj_w_Pythonie)