Superworlds
By: by Joshua Strickland ; introd. by Erich von Däniken ; ill. by Gary Tong.
Publisher: Grosset & Dunlap
Published: 1975
Place of publication: New York
Language: eng
Number of pages: 147
Subjects: Life on other planets.; Astronomy -- Popular works.
Notes: Bibliography: p. 142-143.
Includes index.