Our English digital books (ePub fixed-layout format) are available HERE, Ingram, Baker & Taylor, Apple and Kobo books. Unfortunately, downloadable software products are not refundable. Please, read our terms and conditions.
Paper books will be sold in June 2023 and delivered by DHL and UPS. If damaged, then they are returnable. Please, read our terms and conditions.
Payments are welcomed through PayPal , Stripe, Apple Pay, and more. From there, it is possible to pay with Visa and MasterCard.
You can also place a book order through the contact form.