Order the Book Process: Selected Area: CH > Select the Quantity > Paypal Checkout
Select if you want to receive one or two books. If you want to buy more than two
books, please contact us.
By clicking the Paypal® logo, you will start the Paypal® checkout process on a new
If the “Billing Information” page displays a different amount, close the Paypal®
window and click again on the correct Paypal® logo. In case of error, money can not
be fully returned to your bank account (fees may apply).