The bookmark is a banner to put in between pages when you read.
I can design it with a creative view. Design a special bookmark for your book, the bookmark may contain your name, photo or anything you want it.
I deliver you ab A4 image with different bookmarks.
If you need to show more samples, I attached the images, and I put the link for more https://www.behance.net/gallery/49884791/bookmark-design, Please feel free to check it, and I hope to make some design special for you.