9786073142069 | Alfaguara Infantil, June 28, 2016, cover price $10.95

9789681905590 | Aguilar, November 1, 2002, cover price $9.95 | About this edition: The misadventures of two terrible old people who enjoy playing nasty tricks and are finally outwitted by a family of monkeys.

9788433914767, titled "Ciudad De Cristal / City of Glass: Null" | Editorial Anagrama, February 1, 2005, cover price $14.90 | About this edition: A late-night phone call from a stranger involves Quinn, a mystery writer, in a baffling murder case stranger than his novels.

9788433966452, titled "Leviatan / Leviathan: Null" | Editorial Anagrama, July 1, 2003, cover price $15.95 | About this edition: When his closest friend, Benjamin Sachs, accidentally blows himself up on a Wisconsin road, Peter Aaron attempts to piece together the events that led to Ben's tragic demise and determine the reason for his death.

9789681910136, titled "Danny el campeón del mundo/ Danny The Champion of the World" | Alfaguara, S.A. Grupo Santillana,, February 1, 2002, cover price $11.95 | About this edition: A motherless boy, living in a gypsy caravan behind his father's filling station, records the adventures he shares with his beloved parent.

9789681905477 | Alfaguara, June 1, 2000, cover price $11.95 | About this edition: Convinced his grumpy grandmother is really a witch, George makes an unusual mixture that brings about surprising changes in her.