Dr. Sigmundus
Subtitle: The Cracked Mirror (The Promises of Dr. Sigmundus)
Publisher: Knopf Books for Young Readers
Published: October 12, 2010
Format: Paperback
Number of pages: 160
ISBN-13: 9780440240112
Subjects: Children's Books -- Literature -- Science Fiction, Fantasy, Mystery & Horror -- Science Fiction, Fantasy, & Magic; Teens -- Science Fiction & Fantasy -- Fantasy; Teens -- Science Fiction & Fantasy -- Science Fiction