Editions of Across Billion Years

mass market paperback

English language

Published Nov. 15, 1986 by Tor Books.

249 pages

English language

Published Jan. 1, 1977 by Gollancz.

Hardcover, 191 pages

Italian language

Published Jan. 1, 1981 by Nord.

Paperback, 232 pages

Published Oct. 8, 2013 by Open Road Media Sci-Fi & Fantasy.

mass market paperback, 256 pages

English language

Published Dec. 15, 1983 by Tor Books.

249 pages

English language

Published Jan. 1, 1979 by Magnum Books.

232 pages

English language

Published Jan. 1, 2013 by Open Road Integrated Media, Inc..

Paperback

Published by Berkley.

English language

Published Jan. 1, 2013 by Open Road Integrated Media, Inc..