Marsh, Carole. Unidentified flying objects and extraterrestrial life / [electronic resource] / Carole Marsh.. — 1st ed.. — New York : : Twenty-First Century Books,, c1996.. — 64 p. : : ill. (some col.) ; 24 cm. - Secrets of space.
Includes bibliographical references (p. 61) and index.
Анотація: Discusses efforts to find intelligent life on other planets and theories on this topic and describes UFO sightings and other phenomena that are given as evidence of extraterrestrial visitors among us.