If you're not 13 or illiterate, you probably need some good bookends. You know, I think the way someone stores their books says a lot about the person. I think these two little guys would be great for the job.
Book case/room divider
Product dimensions
Width: 58 5/8 "
Depth: 15 3/8 "
Height: 58 5/8 "
Max load/shelf: 29 lb
Width: 149 cm
Depth: 39 cm
Height: 149 cm
Max load/shelf: 13 kg
$129