2013 - Signatures of Life Science Searches the Universe (Hardcover) ISBN-13: 9781616146689 ISBN-10: 1616146680 Genre: Science & Math ? 1996 - The Ufo Phenomena a Scientific Look at the Evidence for Extraterrestrial Contacts (Paperback) ISBN-13: 9780747247456 ISBN-10: 0747247455 Genre: Science & Math ? The Search for Extraterrestrial Intelligence (Hardcover) → Paperback ISBN-13: 9780713719635 ISBN-10: 071371963X Genres: Science & Math, Politics & Social Sciences ? The Search for Extraterrestrial Intelligence (Paperback) → Hardcover ISBN-13: 9780713722109 ISBN-10: 071372210X ? Where Is Everybody the Search for Extraterrestrial Intelligence (Paperback) ISBN-13: 9781850585763 ISBN-10: 1850585768 ? |