Title: The Ghost Squad and the Ghoul of Grünberg
First published: 1986
Description: The crime-fighting Ghost Squad joins forces with living colleagues to find out the fate of a missing boy at a camp which seems to be headed by a former commandant of a Nazi death camp.
Subjects: Ghosts, Fiction, Mystery and detective stories, Detective and mystery stories, Juvenile fiction
LC classification: PZ7.H5463 Ge 1986