HarperCollins Publishers, Date: 1980. Hardcover. Acceptable. Disclaimer:A readable copy. All pages are intact, and the cover is intact. Pages can include considerable notes-in pen or highlighter-but the notes cannot obscure the text. At ThriftBooks, our motto is: Read More, Spend Less.Dust jacket quality is not guaranteed. 1980. HarperCollins Publishers ISBN 0688036422 9780688036423 [US]

William Morrow. Good in Good dust jacket. Date: 1980. Hardcover. 0688036422 . This book is in good condition; some soiling to edges from use. Dustjacket does have some shelfwear, edge wear, small edge tear on the back. Inside pages have no writing. ; 464 pages . 1980. William Morrow ISBN 0688036422 9780688036423 [US]

William Morrow, Date: 1980-01-01. Paperback. Very Good. 9x6x1. New York, 1980; PAPERBACK COPY; illustrated paper covers; mild edge wear; corner wear with front cover slightly lifted; 8vo - over 7 3/4" to 9 3/4" tall; interior clean and unmarked; 464 pages. 1980. William Morrow ISBN 0688036422 9780688036423 [US]

New York: William Morrow & Company, Inc., Date: 1980. 1st Edition 1st Printing. Hardcover. Very Good/Very Good. 8vo - over 7¾ - 9¾" tall. New York: William Morrow & Company, Inc., 1980. First Edition and First Printing. Octavo, illustrated jacket, boards are 3/4 buff paper-covered and 1/4 black cloth with silver spine imprinting, 464 pp. Better than Very Good book in like jacket; book has a small dimple at top front cover and dustiness to top page edges; jacket has small-scale edge wear, one closed tear at top of spine. An important - and, for the topic, early and scholarly look at the title topic by two noted scientists. Among the points they make are two which are as true now as they were in 1980: "...life may be quite common beyond earth, but its forms and habitats will be incredibly different from those we are familiar with." Scarce first edition, first printing. L53n 1980. William Morrow & Company, Inc. ISBN 0688036422 9780688036423 [US]

William Morrow 1980 Hardcover Very good Hardcover. Very minimal wear to dust jacket. No cover wear. Clean unmarked text. Tight binding.

Paperback. Very Good. ISBN 0688036422 9780688036423 [GB]