To import books from itune to Aldiko Book Reader, please follow the below steps:
1.Open iTunes on your Mac computer.
2.Connect your iOS device to your Mac computer via a USB cable.
3.Select “Apps” at iTunes.
4.Select “Aldiko Book Reader” from “File Sharing/Apps”.
5.Click "Add..", choose the book that you want to import to Aldiko.
6.Click Sync and wait until the process is finished.
7. Disconnect your iOS device from your Mac computer.
8.Open Aldiko Book Reader on your iOS device, you will then see the imported book.