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Difficulty levels

Our books are marked following a scale of five difficulty levels:

  1. very easy, beginners
  2. easy to medium, 1-3 years of practice
  3. medium, 2-4 years of practice
  4. difficult
  5. very difficult

Methods of purchase

To purchase our books, please use any of the following methods :

  • direct order with payment by credit card. Secure payment via PAYPAL (you do not need to have a PAYPAL account)
  • direct order with payment by invoice: valid only in Switzerland
  • from your usual retailer. Please check our RETAILERS page.

For any direct orders you must create a user account. Please follow the different steps that appear on screen.


Regardless of whether you are a enthusiast or a professional, you get a 10% discount for all purchase from CHF 67.00 / € 60,00 / $ 67.00.

Delivery method

You can choose between Second Class and First Class mail/delivery, Registered or Unregistered.

If you chose the "no delivery" option, you can retrieve your orders, by appointment only.

Payment currency outside the Eurozone

For every country outside the Eurozone, the accepted payment currency are either Euro € or US Dollar $.

Have you encountered any problems ?

Do not hesitate to contact us directly for any issues or unclarity you have come across on our website.