How do I close my account for Itunes

Booklover,

If you want to fully delete your account, and lose all access to the content you have purchased with it, here are the steps:

How to delete your Apple ID account - Apple Support

However, there is no charge to keep the account open, even if you don't use it. If you have any active subscriptions for which you are being billed, you can cancel them all per these steps:

See or cancel your subscriptions - Apple Support