Hardcover
(Random House Books for Young Readers, Oct. 20, 1992)
The crime-fighting trio of Jupe, Pete, and Bob sets out to prove that wealthy eccentric Charles Barron, who is convinced that aliens are planning to come for him, is the target of fraud. Original.
Paperback
(Scholastic Book Services, March 15, 1981)
"Wealthy eccentric Charles Barron is convinced that aliens are planning to fly to earth and take him away. The detective trio resolves to prove that Barron is being taken for a ride--but not by hostile aliens."