Steps to balance the dues by credit card:
1) Click on the green button, stating "WFNMB 2018" on the membership payment and confirmation site.
2) Enter the annual fee as stated in table 1 (the fee beside your country) in the field "Amount"
3) Please write the invoice number (as stated in your eMail) and your country's name in the field "Notes"
4) Enter your contact information (last name, first name and eMail address) and press Continue
5) press "Continue to Payment"
6) Fill in your creditcard informations and press "Pay"
You will receive an eMail with a payment confirmation