You can use this Book Mockups Bundle to display your Book Cover Design in your presentation to your customers in many ways. This bundle have more than 7 different mockups combined. You can choose any from these to use for your self. You just need to put your design in the smart layer and it is done. You need to have photoshop to edit it.
File Format: PSD
Dimensions: Multiple dimensions
Size: Multiple Files
License: Free for personal & commercial use