ISBN 9781563968556 books & textbook
After the Dark Ages: When Galaxies were Young (The Universe at 2 < 5): College Park, Maryland, 12-14 October 1998 (AIP Conference Proceedings, 470)
American Institute of Physics /1999-05-11 Hardcover / 476 Pages
isbn-10: 156396855X / isbn-13: 9781563968556
