How does one get credit for an unauthorized purchase. Have exhausted all sites for an answer
How does one get credit for an unauthorized subscription renewal?
Did you cancel the subscription before it was due to renew ? If you haven't already done so then there are instructions on this page for managing and stopping auto-renewing subscriptions : http://support.apple.com/kb/HT4098
In terms of a refund, you can try contacting iTunes support via this page : http://www.apple.com/support/itunes/contact/ - click on Contact iTunes Store Support on the right-hand side of the page, then Purchases, Billing & Redemption