|Our customer service is glad to help you if you are unable to find general information such as prices and delivery options on the publisher's website.
Click on "Submit question" at the bottom of this page to go to our contact form. Make the appropriate pre-selection for your question. The message will then be forwarded to the appropriate customer service department and answered as quickly as possible.
If you have questions in English and are located in North or South America, please contact our customer service in the U.S.
If you have questions in German, English, French, Spanish, Italian, Dutch or Portuguese, please contact our customer service in Germany.