The ISBN of The Castle in the Attic is 0823405796.
The ISBN of Confederates in the Attic is 067975833X.
The ISBN of The Secret in the Old Attic is 0448095211.
The ISBN of A Light in the Attic is 0-06-025673-7.
The ISBN of Flowers in the Attic is 0-671-82531-3.
The ISBN of Castle to Castle is 978-2-070-21310-8.
The Castle in the Attic was created in 1985-08.
The ISBN of Castle - novel - is 0439176832.
The ISBN of The Glass Castle is 0743247531.
The ISBN of The Castle in the Forest is 9780812978490.
The ISBN of The Autumn Castle is 0732273943.
The ISBN of Escape from Raven Castle is 0440924065.
The ISBN of Castle Roogna is 0-345-35048-0.