The following has information on how you can see the details of a billing from Apple and determine it's validity (if in fact it was from Apple): If you see an unfamiliar iTunes Store or App Store charge on your bank, credit card, or debit statement - Apple Support
Also, the following previous discussion indicates that it may be fraudulent and not from Apple -- although I'm not sure that was researched and found to be factual. If it was fraudulent, contact your credit card company. APPLE NZ GCS Sydney