The reference prices of our books are indicated in Euros (€), inclusive of tax.

Shipping costs are automatically calculated in addition to the price of the books purchased.

Our prices comply with French law Lang 81-766 of 10 August 1981; please let us know of any errors you may have detected.


You declare that you have read and accepted these Terms and Conditions of Sale (Ts & Cs) before placing your order. Confirmation of your order therefore implies acceptance of these terms and conditions.


The books on the site are normally available in at least one copy. In the event of an error in availability, Maria Inc. cannot be required to supply a missing book at the price indicated on the site; we will inform you of a deadline if we are able to supply the book, we will inform you of the cancellation of the order if this is not the case, and you will receive a full refund.

Some titles may be listed for advance sale; in these cases, an availability date will be indicated in the book description, and orders will not be dispatched before this date.

Shipping and returns

Please refer to the “Shipping and returns” page.


Secure payment can be made directly on the site in several ways:

  • From the product page via Google Pay

Or by validating the order from the Cart page via :

  • Via PayPal with your account or by credit card
  • By VISA / Master Card (via Stripe)
  • By SEPA bank transfer (your bank may apply charges).