Get the next book in a series in Books on Mac
When you’re close to finishing a book that’s part of a series available in the Book Store, a thumbnail of the next book appears in the series stack with “Next” in the corner.
In the Books app on your Mac, click Books (or another collection) in the sidebar.
Books that are part of the same series appear in a stack. Double-click the series stack, then click to buy or download the next book.
Double-click an unpurchased item to see its full description in the Book Store.
To see all items in a series, choose All in Series from the View menu in the upper-right corner. To see only the items you’ve purchased, choose Purchased.