231 books • 19 series
The Simpsons Treehouse of Horror Ominous Omnibus Vol. 2: Deadtime Stories for Boos & Ghouls (The Simpsons Treehouse of Horror)
The Simpsons Treehouse of Horror Ominous Omnibus Vol. 1: Scary Tales & Scarier Tentacles (The Simpsons Treehouse of Horror)
Bart Simpson: Guía para la vida: Un mini-libro para los perplejos / Bart Simpson's Guide to Life