Editions of Prelude to Foundation

Mass Market Paperback

English language

Published Nov. 24, 1991 by Bantam Books.

Audio cassette

English language

Published March 1, 1989 by Random House Audio.

Paperback

Published Oct. 24, 1991 by Spectra.

Audio cassette

English language

Published Jan. 24, 1988 by Books On Tape.

461 pages

English language

Published Jan. 24, 1988 by Grafton Books.

434 pages

English language

Published Jan. 24, 1989 by Bantam Books.

403 pages

English language

Published Jan. 24, 1988 by Easton Press.

400 pages

Published Jan. 24, 2013 by Argo.

English language

Published March 24, 1989 by Turtleback Books Distributed by Demco Media.