Cam Jansen and the mystery of the UFO
By: David A. Adler ; (illustrated by Susanna Natti).
Contributors: Natti, Susanna.
Series: A Hippo book
Publisher: Scholastic
Published: 1981
Place of publication: London
Language: eng
Number of pages: 64
Notes: Originally published, New York , Viking, 1980.

Cover title.