G.O.D. Inc #3: The Maze in the Mirror by Jack L. Chalker

Book Title	The Maze in the Mirror
Series	G.O.D. Inc
Genre	Science Fiction
Author	Jack L. Chalker
Publisher	Tor Books
Published	1989
Format	Mass Market Paperback

Synopsis

The spectacular conclusion of the G.O.D. Inc. trilogy. Sam Horowitz is a private eye employed by G.O.D., Inc.–a secret corporation linking infinite alternate Earths. But when his son is kidnapped, Sam learns there’s far more at stake than his child’s life. The terrorists are determined to destroy G.O.D. itself, even if it means destroying every Earth in every universe.