Deal of the week: 25 percent discount on Jerzy J. Wiatr’s English-language publications

Until February 23, all customers receive a 25 percent discount on English-language titles and e-books by our author Jerzy J. Wiatr in our webshop:

Don’t forget, there are author discounts for all our books and e-books. Use your author account in the store – if you have questions about how to get your discount, please contact us!