It's important to me that I provide you with plenty of stock and assets. These single book mockups are highly requested!
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5 x 8 Mass Market Paperback 3D Book Mockup
By request here is a very common 5 x 8 Mass Paperback. You should have no problems with the appearance when placing multiple books side-by-side. The spine is about 2 inches thick. This comes with a backdrop too!
Two 6 x 9 Hardcovers Standing PSD Mockup
Make it one or two, it's up to you! I've definitely put the Christmas spirit into this one. When you think of a “Book mockup” something like above might come to mind.