Visitors from Outer Space?: Is There Life on Other Planets?

by Walter G. Olesky and Walter Oleksy

Describes various sightings of and close encounters with UFO's and discusses scientific arguments for and against the probability that life exists on other planets and that we are being visited by... This description may be from another edition of this product.

• Format: Hardcover
• Language: English
• ISBN: 039920668X
• ISBN13: 9780399206689
• Release Date: January 1979
• Publisher: Putnam Publishing Group
• Length: 158 Pages
• Age Range: 12 years and up
• Grade Range: Grade 7 and higher