* Bookstores: Some bookstores also sell books on CDs. You may be able to find a wider selection at larger bookstores or stores that specialize in audiobooks.
* Libraries: Some libraries lend books on CDs. You can check with your local library to see if they have any available.
* Thrift stores and used book stores: You may be able to find books on CDs at thrift stores and used book stores. This can be a great way to get them at a discounted price.