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Books

The substitute
Kaye, Marilyn 
Publisher: Bantam Books
ISBN10: 0553487140 ISBN13: 9780553487145

Messenger
Lowry, Lois 
Publisher: Houghton Mifflin
ISBN10: 0618404414 ISBN13: 9780618404414 DDC: [Fic] LCC: PZ7

Things not seen
Clements, Andrew 
Publisher: Philomel Books
ISBN10: 0142400769 ISBN13: 9780142400760 Edition: (pbk. : Puffin)