Here’s a great wall mounted option for shelving. Also, notice that if you do want three, it’s cheaper to buy them individually instead of in the set.
“Books become a striking decorative element when stacked on our innovative solid-ash shelving. It’s designed to hold oversized art and coffee-table books. The U-shaped shelves attach to a flat steel bar that’s stud mounted to the wall for stability. Finished with a rich mahogany stain. 8 x 8 x 48” h.”